165736720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29179}}^1$

素因数の和:29263

約数の個数: 40

約数和(自身を含む): 390778560

約数和(自身を除く): 225041840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 29179, 58358, 116716, 145895, 233432, 291790, 466864, 583580, 1167160, 2071709, 2334320, 4143418, 8286836, 10358545, 16573672, 20717090, 33147344, 41434180, 82868360, 165736720]

約数ペア:

[(1, 165736720), (2, 82868360), (4, 41434180), (5, 33147344), (8, 20717090), (10, 16573672), (16, 10358545), (20, 8286836), (40, 4143418), (71, 2334320), (80, 2071709), (142, 1167160), (284, 583580), (355, 466864), (568, 291790), (710, 233432), (1136, 145895), (1420, 116716), (2840, 58358), (5680, 29179)]