72796180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{59669}}^1$

素因数の和:59739

約数の個数: 24

約数和(自身を含む): 155380680

約数和(自身を除く): 82584500

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 59669, 119338, 238676, 298345, 596690, 1193380, 3639809, 7279618, 14559236, 18199045, 36398090, 72796180]

約数ペア:

[(1, 72796180), (2, 36398090), (4, 18199045), (5, 14559236), (10, 7279618), (20, 3639809), (61, 1193380), (122, 596690), (244, 298345), (305, 238676), (610, 119338), (1220, 59669)]