79924520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153701}}^1$

素因数の和:153725

約数の個数: 32

約数和(自身を含む): 193664520

約数和(自身を除く): 113740000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 153701, 307402, 614804, 768505, 1229608, 1537010, 1998113, 3074020, 3996226, 6148040, 7992452, 9990565, 15984904, 19981130, 39962260, 79924520]

約数ペア:

[(1, 79924520), (2, 39962260), (4, 19981130), (5, 15984904), (8, 9990565), (10, 7992452), (13, 6148040), (20, 3996226), (26, 3074020), (40, 1998113), (52, 1537010), (65, 1229608), (104, 768505), (130, 614804), (260, 307402), (520, 153701)]