64665008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7669}}^1$

素因数の和:7725

約数の個数: 40

約数和(自身を含む): 136955520

約数和(自身を除く): 72290512

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 7669, 8432, 15338, 30676, 61352, 122704, 130373, 237739, 260746, 475478, 521492, 950956, 1042984, 1901912, 2085968, 3803824, 4041563, 8083126, 16166252, 32332504, 64665008]

約数ペア:

[(1, 64665008), (2, 32332504), (4, 16166252), (8, 8083126), (16, 4041563), (17, 3803824), (31, 2085968), (34, 1901912), (62, 1042984), (68, 950956), (124, 521492), (136, 475478), (248, 260746), (272, 237739), (496, 130373), (527, 122704), (1054, 61352), (2108, 30676), (4216, 15338), (7669, 8432)]