20143376500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:903

約数の個数: 192

約数和(自身を含む): 50399399232

約数和(自身を除く): 30256022732

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 170, 221, 250, 260, 325, 340, 421, 425, 433, 442, 500, 650, 842, 850, 866, 884, 1105, 1300, 1625, 1684, 1700, 1732, 2105, 2125, 2165, 2210, 3250, 4210, 4250, 4330, 4420, 5473, 5525, 5629, 6500, 7157, 7361, 8420, 8500, 8660, 10525, 10825, 10946, 11050, 11258, 14314, 14722, 21050, 21650, 21892, 22100, 22516, 27365, 27625, 28145, 28628, 29444, 35785, 36805, 42100, 43300, 52625, 54125, 54730, 55250, 56290, 71570, 73610, 93041, 95693, 105250, 108250, 109460, 110500, 112580, 136825, 140725, 143140, 147220, 178925, 182293, 184025, 186082, 191386, 210500, 216500, 273650, 281450, 357850, 364586, 368050, 372164, 382772, 465205, 478465, 547300, 562900, 684125, 703625, 715700, 729172, 736100, 894625, 911465, 920125, 930410, 956930, 1368250, 1407250, 1789250, 1822930, 1840250, 1860820, 1913860, 2326025, 2369809, 2392325, 2736500, 2814500, 3098981, 3578500, 3645860, 3680500, 4557325, 4652050, 4739618, 4784650, 6197962, 9114650, 9304100, 9479236, 9569300, 11630125, 11849045, 11961625, 12395924, 15494905, 18229300, 22786625, 23260250, 23698090, 23923250, 30989810, 40286753, 45573250, 46520500, 47396180, 47846500, 59245225, 61979620, 77474525, 80573506, 91146500, 118490450, 154949050, 161147012, 201433765, 236980900, 296226125, 309898100, 387372625, 402867530, 592452250, 774745250, 805735060, 1007168825, 1184904500, 1549490500, 2014337650, 4028675300, 5035844125, 10071688250, 20143376500]

約数ペア:

[(1, 20143376500), (2, 10071688250), (4, 5035844125), (5, 4028675300), (10, 2014337650), (13, 1549490500), (17, 1184904500), (20, 1007168825), (25, 805735060), (26, 774745250), (34, 592452250), (50, 402867530), (52, 387372625), (65, 309898100), (68, 296226125), (85, 236980900), (100, 201433765), (125, 161147012), (130, 154949050), (170, 118490450), (221, 91146500), (250, 80573506), (260, 77474525), (325, 61979620), (340, 59245225), (421, 47846500), (425, 47396180), (433, 46520500), (442, 45573250), (500, 40286753), (650, 30989810), (842, 23923250), (850, 23698090), (866, 23260250), (884, 22786625), (1105, 18229300), (1300, 15494905), (1625, 12395924), (1684, 11961625), (1700, 11849045), (1732, 11630125), (2105, 9569300), (2125, 9479236), (2165, 9304100), (2210, 9114650), (3250, 6197962), (4210, 4784650), (4250, 4739618), (4330, 4652050), (4420, 4557325), (5473, 3680500), (5525, 3645860), (5629, 3578500), (6500, 3098981), (7157, 2814500), (7361, 2736500), (8420, 2392325), (8500, 2369809), (8660, 2326025), (10525, 1913860), (10825, 1860820), (10946, 1840250), (11050, 1822930), (11258, 1789250), (14314, 1407250), (14722, 1368250), (21050, 956930), (21650, 930410), (21892, 920125), (22100, 911465), (22516, 894625), (27365, 736100), (27625, 729172), (28145, 715700), (28628, 703625), (29444, 684125), (35785, 562900), (36805, 547300), (42100, 478465), (43300, 465205), (52625, 382772), (54125, 372164), (54730, 368050), (55250, 364586), (56290, 357850), (71570, 281450), (73610, 273650), (93041, 216500), (95693, 210500), (105250, 191386), (108250, 186082), (109460, 184025), (110500, 182293), (112580, 178925), (136825, 147220), (140725, 143140)]