20215162000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{29641}}^1$

素因数の和:29706

約数の個数: 160

約数和(自身を含む): 55045905408

約数和(自身を除く): 34830743408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 125, 155, 176, 200, 220, 248, 250, 275, 310, 341, 400, 440, 496, 500, 550, 620, 682, 775, 880, 1000, 1100, 1240, 1364, 1375, 1550, 1705, 2000, 2200, 2480, 2728, 2750, 3100, 3410, 3875, 4400, 5456, 5500, 6200, 6820, 7750, 8525, 11000, 12400, 13640, 15500, 17050, 22000, 27280, 29641, 31000, 34100, 42625, 59282, 62000, 68200, 85250, 118564, 136400, 148205, 170500, 237128, 296410, 326051, 341000, 474256, 592820, 652102, 682000, 741025, 918871, 1185640, 1304204, 1482050, 1630255, 1837742, 2371280, 2608408, 2964100, 3260510, 3675484, 3705125, 4594355, 5216816, 5928200, 6521020, 7350968, 7410250, 8151275, 9188710, 10107581, 11856400, 13042040, 14701936, 14820500, 16302550, 18377420, 20215162, 22971775, 26084080, 29641000, 32605100, 36754840, 40430324, 40756375, 45943550, 50537905, 59282000, 65210200, 73509680, 80860648, 81512750, 91887100, 101075810, 114858875, 130420400, 161721296, 163025500, 183774200, 202151620, 229717750, 252689525, 326051000, 367548400, 404303240, 459435500, 505379050, 652102000, 808606480, 918871000, 1010758100, 1263447625, 1837742000, 2021516200, 2526895250, 4043032400, 5053790500, 10107581000, 20215162000]

約数ペア:

[(1, 20215162000), (2, 10107581000), (4, 5053790500), (5, 4043032400), (8, 2526895250), (10, 2021516200), (11, 1837742000), (16, 1263447625), (20, 1010758100), (22, 918871000), (25, 808606480), (31, 652102000), (40, 505379050), (44, 459435500), (50, 404303240), (55, 367548400), (62, 326051000), (80, 252689525), (88, 229717750), (100, 202151620), (110, 183774200), (124, 163025500), (125, 161721296), (155, 130420400), (176, 114858875), (200, 101075810), (220, 91887100), (248, 81512750), (250, 80860648), (275, 73509680), (310, 65210200), (341, 59282000), (400, 50537905), (440, 45943550), (496, 40756375), (500, 40430324), (550, 36754840), (620, 32605100), (682, 29641000), (775, 26084080), (880, 22971775), (1000, 20215162), (1100, 18377420), (1240, 16302550), (1364, 14820500), (1375, 14701936), (1550, 13042040), (1705, 11856400), (2000, 10107581), (2200, 9188710), (2480, 8151275), (2728, 7410250), (2750, 7350968), (3100, 6521020), (3410, 5928200), (3875, 5216816), (4400, 4594355), (5456, 3705125), (5500, 3675484), (6200, 3260510), (6820, 2964100), (7750, 2608408), (8525, 2371280), (11000, 1837742), (12400, 1630255), (13640, 1482050), (15500, 1304204), (17050, 1185640), (22000, 918871), (27280, 741025), (29641, 682000), (31000, 652102), (34100, 592820), (42625, 474256), (59282, 341000), (62000, 326051), (68200, 296410), (85250, 237128), (118564, 170500), (136400, 148205)]