85219160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163883}}^1$

素因数の和:163907

約数の個数: 32

約数和(自身を含む): 206493840

約数和(自身を除く): 121274680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 163883, 327766, 655532, 819415, 1311064, 1638830, 2130479, 3277660, 4260958, 6555320, 8521916, 10652395, 17043832, 21304790, 42609580, 85219160]

約数ペア:

[(1, 85219160), (2, 42609580), (4, 21304790), (5, 17043832), (8, 10652395), (10, 8521916), (13, 6555320), (20, 4260958), (26, 3277660), (40, 2130479), (52, 1638830), (65, 1311064), (104, 819415), (130, 655532), (260, 327766), (520, 163883)]