284099934100

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2129}}^1\times {\mathrm{13757}}^1$

素因数の和:15997

約数の個数: 72

約数和(自身を含む): 623190347640

約数和(自身を除く): 339090413540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2129, 2425, 4258, 4850, 8516, 9700, 10645, 13757, 21290, 27514, 42580, 53225, 55028, 68785, 106450, 137570, 206513, 212900, 275140, 343925, 413026, 687850, 826052, 1032565, 1334429, 1375700, 2065130, 2668858, 4130260, 5162825, 5337716, 6672145, 10325650, 13344290, 20651300, 26688580, 29288653, 33360725, 58577306, 66721450, 117154612, 133442900, 146443265, 292886530, 585773060, 732216325, 1464432650, 2840999341, 2928865300, 5681998682, 11363997364, 14204996705, 28409993410, 56819986820, 71024983525, 142049967050, 284099934100]

約数ペア:

[(1, 284099934100), (2, 142049967050), (4, 71024983525), (5, 56819986820), (10, 28409993410), (20, 14204996705), (25, 11363997364), (50, 5681998682), (97, 2928865300), (100, 2840999341), (194, 1464432650), (388, 732216325), (485, 585773060), (970, 292886530), (1940, 146443265), (2129, 133442900), (2425, 117154612), (4258, 66721450), (4850, 58577306), (8516, 33360725), (9700, 29288653), (10645, 26688580), (13757, 20651300), (21290, 13344290), (27514, 10325650), (42580, 6672145), (53225, 5337716), (55028, 5162825), (68785, 4130260), (106450, 2668858), (137570, 2065130), (206513, 1375700), (212900, 1334429), (275140, 1032565), (343925, 826052), (413026, 687850)]