64785968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{941}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 135730896

約数和(自身を除く): 70944928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 331, 662, 941, 1324, 1882, 2648, 3764, 4303, 5296, 7528, 8606, 12233, 15056, 17212, 24466, 34424, 48932, 68848, 97864, 195728, 311471, 622942, 1245884, 2491768, 4049123, 4983536, 8098246, 16196492, 32392984, 64785968]

約数ペア:

[(1, 64785968), (2, 32392984), (4, 16196492), (8, 8098246), (13, 4983536), (16, 4049123), (26, 2491768), (52, 1245884), (104, 622942), (208, 311471), (331, 195728), (662, 97864), (941, 68848), (1324, 48932), (1882, 34424), (2648, 24466), (3764, 17212), (4303, 15056), (5296, 12233), (7528, 8606)]