86559920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63647}}^1$

素因数の和:63677

約数の個数: 40

約数和(自身を含む): 213093504

約数和(自身を除く): 126533584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 63647, 127294, 254588, 318235, 509176, 636470, 1018352, 1081999, 1272940, 2163998, 2545880, 4327996, 5091760, 5409995, 8655992, 10819990, 17311984, 21639980, 43279960, 86559920]

約数ペア:

[(1, 86559920), (2, 43279960), (4, 21639980), (5, 17311984), (8, 10819990), (10, 8655992), (16, 5409995), (17, 5091760), (20, 4327996), (34, 2545880), (40, 2163998), (68, 1272940), (80, 1081999), (85, 1018352), (136, 636470), (170, 509176), (272, 318235), (340, 254588), (680, 127294), (1360, 63647)]