157504508

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 321640704

約数和(自身を除く): 164136196

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 251, 292, 307, 502, 511, 614, 1004, 1022, 1228, 1757, 2044, 2149, 3514, 4298, 7028, 8596, 18323, 22411, 36646, 44822, 73292, 77057, 89644, 128261, 154114, 156877, 256522, 308228, 313754, 513044, 539399, 627508, 1078798, 2157596, 5625161, 11250322, 22500644, 39376127, 78752254, 157504508]

約数ペア:

[(1, 157504508), (2, 78752254), (4, 39376127), (7, 22500644), (14, 11250322), (28, 5625161), (73, 2157596), (146, 1078798), (251, 627508), (292, 539399), (307, 513044), (502, 313754), (511, 308228), (614, 256522), (1004, 156877), (1022, 154114), (1228, 128261), (1757, 89644), (2044, 77057), (2149, 73292), (3514, 44822), (4298, 36646), (7028, 22411), (8596, 18323)]