634781768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1410

約数の個数: 64

約数和(自身を含む): 1308150000

約数和(自身を除く): 673368232

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 101, 136, 148, 202, 296, 404, 629, 808, 1249, 1258, 1717, 2498, 2516, 3434, 3737, 4996, 5032, 6868, 7474, 9992, 13736, 14948, 21233, 29896, 42466, 46213, 63529, 84932, 92426, 126149, 127058, 169864, 184852, 252298, 254116, 369704, 504596, 508232, 785621, 1009192, 1571242, 2144533, 3142484, 4289066, 4667513, 6284968, 8578132, 9335026, 17156264, 18670052, 37340104, 79347721, 158695442, 317390884, 634781768]

約数ペア:

[(1, 634781768), (2, 317390884), (4, 158695442), (8, 79347721), (17, 37340104), (34, 18670052), (37, 17156264), (68, 9335026), (74, 8578132), (101, 6284968), (136, 4667513), (148, 4289066), (202, 3142484), (296, 2144533), (404, 1571242), (629, 1009192), (808, 785621), (1249, 508232), (1258, 504596), (1717, 369704), (2498, 254116), (2516, 252298), (3434, 184852), (3737, 169864), (4996, 127058), (5032, 126149), (6868, 92426), (7474, 84932), (9992, 63529), (13736, 46213), (14948, 42466), (21233, 29896)]