25215448

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 48501360

約数和(自身を除く): 23285912

約数列:

[1, 2, 4, 8, 61, 122, 163, 244, 317, 326, 488, 634, 652, 1268, 1304, 2536, 9943, 19337, 19886, 38674, 39772, 51671, 77348, 79544, 103342, 154696, 206684, 413368, 3151931, 6303862, 12607724, 25215448]

約数ペア:

[(1, 25215448), (2, 12607724), (4, 6303862), (8, 3151931), (61, 413368), (122, 206684), (163, 154696), (244, 103342), (317, 79544), (326, 77348), (488, 51671), (634, 39772), (652, 38674), (1268, 19886), (1304, 19337), (2536, 9943)]