64419472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{977}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 134975736

約数和(自身を除く): 70556264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317, 634, 977, 1268, 1954, 2536, 3908, 4121, 5072, 7816, 8242, 12701, 15632, 16484, 25402, 32968, 50804, 65936, 101608, 203216, 309709, 619418, 1238836, 2477672, 4026217, 4955344, 8052434, 16104868, 32209736, 64419472]

約数ペア:

[(1, 64419472), (2, 32209736), (4, 16104868), (8, 8052434), (13, 4955344), (16, 4026217), (26, 2477672), (52, 1238836), (104, 619418), (208, 309709), (317, 203216), (634, 101608), (977, 65936), (1268, 50804), (1954, 32968), (2536, 25402), (3908, 16484), (4121, 15632), (5072, 12701), (7816, 8242)]