85769840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82471}}^1$

素因数の和:82497

約数の個数: 40

約数和(自身を含む): 214757088

約数和(自身を除く): 128987248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 82471, 164942, 329884, 412355, 659768, 824710, 1072123, 1319536, 1649420, 2144246, 3298840, 4288492, 5360615, 6597680, 8576984, 10721230, 17153968, 21442460, 42884920, 85769840]

約数ペア:

[(1, 85769840), (2, 42884920), (4, 21442460), (5, 17153968), (8, 10721230), (10, 8576984), (13, 6597680), (16, 5360615), (20, 4288492), (26, 3298840), (40, 2144246), (52, 1649420), (65, 1319536), (80, 1072123), (104, 824710), (130, 659768), (208, 412355), (260, 329884), (520, 164942), (1040, 82471)]