257460208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{14029}}^1$

素因数の和:14105

約数の個数: 40

約数和(自身を含む): 528874880

約数和(自身を除く): 271414672

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 4588, 9176, 14029, 18352, 28058, 56116, 112232, 224464, 434899, 519073, 869798, 1038146, 1739596, 2076292, 3479192, 4152584, 6958384, 8305168, 16091263, 32182526, 64365052, 128730104, 257460208]

約数ペア:

[(1, 257460208), (2, 128730104), (4, 64365052), (8, 32182526), (16, 16091263), (31, 8305168), (37, 6958384), (62, 4152584), (74, 3479192), (124, 2076292), (148, 1739596), (248, 1038146), (296, 869798), (496, 519073), (592, 434899), (1147, 224464), (2294, 112232), (4588, 56116), (9176, 28058), (14029, 18352)]