166153520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159763}}^1$

素因数の和:159789

約数の個数: 40

約数和(自身を含む): 416025456

約数和(自身を除く): 249871936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 159763, 319526, 639052, 798815, 1278104, 1597630, 2076919, 2556208, 3195260, 4153838, 6390520, 8307676, 10384595, 12781040, 16615352, 20769190, 33230704, 41538380, 83076760, 166153520]

約数ペア:

[(1, 166153520), (2, 83076760), (4, 41538380), (5, 33230704), (8, 20769190), (10, 16615352), (13, 12781040), (16, 10384595), (20, 8307676), (26, 6390520), (40, 4153838), (52, 3195260), (65, 2556208), (80, 2076919), (104, 1597630), (130, 1278104), (208, 798815), (260, 639052), (520, 319526), (1040, 159763)]