82541680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79367}}^1$

素因数の和:79393

約数の個数: 40

約数和(自身を含む): 206674272

約数和(自身を除く): 124132592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 79367, 158734, 317468, 396835, 634936, 793670, 1031771, 1269872, 1587340, 2063542, 3174680, 4127084, 5158855, 6349360, 8254168, 10317710, 16508336, 20635420, 41270840, 82541680]

約数ペア:

[(1, 82541680), (2, 41270840), (4, 20635420), (5, 16508336), (8, 10317710), (10, 8254168), (13, 6349360), (16, 5158855), (20, 4127084), (26, 3174680), (40, 2063542), (52, 1587340), (65, 1269872), (80, 1031771), (104, 793670), (130, 634936), (208, 396835), (260, 317468), (520, 158734), (1040, 79367)]