28457923864

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:905

約数の個数: 96

約数和(自身を含む): 56978737200

約数和(自身を除く): 28520813336

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 137, 164, 248, 274, 328, 548, 659, 961, 1096, 1271, 1318, 1922, 2542, 2636, 3844, 4247, 5084, 5272, 5617, 7688, 8494, 10168, 11234, 16988, 20429, 22468, 27019, 33976, 39401, 40858, 44936, 54038, 78802, 81716, 90283, 108076, 131657, 157604, 163432, 174127, 180566, 216152, 263314, 315208, 348254, 361132, 526628, 633299, 696508, 722264, 837589, 1053256, 1266598, 1393016, 1675178, 2533196, 2798773, 3350356, 3701603, 5066392, 5397937, 5597546, 6700712, 7403206, 10795874, 11195092, 14806412, 21591748, 22390184, 25965259, 29612824, 43183496, 51930518, 86761963, 103861036, 114749693, 173523926, 207722072, 229499386, 347047852, 458998772, 694095704, 917997544, 3557240483, 7114480966, 14228961932, 28457923864]

約数ペア:

[(1, 28457923864), (2, 14228961932), (4, 7114480966), (8, 3557240483), (31, 917997544), (41, 694095704), (62, 458998772), (82, 347047852), (124, 229499386), (137, 207722072), (164, 173523926), (248, 114749693), (274, 103861036), (328, 86761963), (548, 51930518), (659, 43183496), (961, 29612824), (1096, 25965259), (1271, 22390184), (1318, 21591748), (1922, 14806412), (2542, 11195092), (2636, 10795874), (3844, 7403206), (4247, 6700712), (5084, 5597546), (5272, 5397937), (5617, 5066392), (7688, 3701603), (8494, 3350356), (10168, 2798773), (11234, 2533196), (16988, 1675178), (20429, 1393016), (22468, 1266598), (27019, 1053256), (33976, 837589), (39401, 722264), (40858, 696508), (44936, 633299), (54038, 526628), (78802, 361132), (81716, 348254), (90283, 315208), (108076, 263314), (131657, 216152), (157604, 180566), (163432, 174127)]