85727570

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{449}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 157690800

約数和(自身を除く): 71963230

約数列:

[1, 2, 5, 10, 61, 122, 305, 313, 449, 610, 626, 898, 1565, 2245, 3130, 4490, 19093, 27389, 38186, 54778, 95465, 136945, 140537, 190930, 273890, 281074, 702685, 1405370, 8572757, 17145514, 42863785, 85727570]

約数ペア:

[(1, 85727570), (2, 42863785), (5, 17145514), (10, 8572757), (61, 1405370), (122, 702685), (305, 281074), (313, 273890), (449, 190930), (610, 140537), (626, 136945), (898, 95465), (1565, 54778), (2245, 38186), (3130, 27389), (4490, 19093)]