91997120

素因数分解:

$2^6\times 5^1\times {\mathrm{287491}}^1$

素因数の和:287508

約数の個数: 28

約数和(自身を含む): 219068904

約数和(自身を除く): 127071784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 287491, 574982, 1149964, 1437455, 2299928, 2874910, 4599856, 5749820, 9199712, 11499640, 18399424, 22999280, 45998560, 91997120]

約数ペア:

[(1, 91997120), (2, 45998560), (4, 22999280), (5, 18399424), (8, 11499640), (10, 9199712), (16, 5749820), (20, 4599856), (32, 2874910), (40, 2299928), (64, 1437455), (80, 1149964), (160, 574982), (320, 287491)]