172120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 418320

約数和(自身を除く): 246200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 331, 520, 662, 1324, 1655, 2648, 3310, 4303, 6620, 8606, 13240, 17212, 21515, 34424, 43030, 86060, 172120]

約数ペア:

[(1, 172120), (2, 86060), (4, 43030), (5, 34424), (8, 21515), (10, 17212), (13, 13240), (20, 8606), (26, 6620), (40, 4303), (52, 3310), (65, 2648), (104, 1655), (130, 1324), (260, 662), (331, 520)]