2001271600

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:747

約数の個数: 120

約数和(自身を含む): 4948919360

約数和(自身を除く): 2947647760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 307, 344, 379, 400, 430, 614, 688, 758, 860, 1075, 1228, 1516, 1535, 1720, 1895, 2150, 2456, 3032, 3070, 3440, 3790, 4300, 4912, 6064, 6140, 7580, 7675, 8600, 9475, 12280, 13201, 15160, 15350, 16297, 17200, 18950, 24560, 26402, 30320, 30700, 32594, 37900, 52804, 61400, 65188, 66005, 75800, 81485, 105608, 116353, 122800, 130376, 132010, 151600, 162970, 211216, 232706, 260752, 264020, 325940, 330025, 407425, 465412, 528040, 581765, 651880, 660050, 814850, 930824, 1056080, 1163530, 1303760, 1320100, 1629700, 1861648, 2327060, 2640200, 2908825, 3259400, 4654120, 5003179, 5280400, 5817650, 6518800, 9308240, 10006358, 11635300, 20012716, 23270600, 25015895, 40025432, 46541200, 50031790, 80050864, 100063580, 125079475, 200127160, 250158950, 400254320, 500317900, 1000635800, 2001271600]

約数ペア:

[(1, 2001271600), (2, 1000635800), (4, 500317900), (5, 400254320), (8, 250158950), (10, 200127160), (16, 125079475), (20, 100063580), (25, 80050864), (40, 50031790), (43, 46541200), (50, 40025432), (80, 25015895), (86, 23270600), (100, 20012716), (172, 11635300), (200, 10006358), (215, 9308240), (307, 6518800), (344, 5817650), (379, 5280400), (400, 5003179), (430, 4654120), (614, 3259400), (688, 2908825), (758, 2640200), (860, 2327060), (1075, 1861648), (1228, 1629700), (1516, 1320100), (1535, 1303760), (1720, 1163530), (1895, 1056080), (2150, 930824), (2456, 814850), (3032, 660050), (3070, 651880), (3440, 581765), (3790, 528040), (4300, 465412), (4912, 407425), (6064, 330025), (6140, 325940), (7580, 264020), (7675, 260752), (8600, 232706), (9475, 211216), (12280, 162970), (13201, 151600), (15160, 132010), (15350, 130376), (16297, 122800), (17200, 116353), (18950, 105608), (24560, 81485), (26402, 75800), (30320, 66005), (30700, 65188), (32594, 61400), (37900, 52804)]