70706480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67987}}^1$

素因数の和:68013

約数の個数: 40

約数和(自身を含む): 177040752

約数和(自身を除く): 106334272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67987, 135974, 271948, 339935, 543896, 679870, 883831, 1087792, 1359740, 1767662, 2719480, 3535324, 4419155, 5438960, 7070648, 8838310, 14141296, 17676620, 35353240, 70706480]

約数ペア:

[(1, 70706480), (2, 35353240), (4, 17676620), (5, 14141296), (8, 8838310), (10, 7070648), (13, 5438960), (16, 4419155), (20, 3535324), (26, 2719480), (40, 1767662), (52, 1359740), (65, 1087792), (80, 883831), (104, 679870), (130, 543896), (208, 339935), (260, 271948), (520, 135974), (1040, 67987)]