145721120

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5801}}^1$

素因数の和:5973

約数の個数: 48

約数和(自身を含む): 346518648

約数和(自身を除く): 200797528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 5801, 6280, 11602, 12560, 23204, 25120, 29005, 46408, 58010, 92816, 116020, 185632, 232040, 464080, 910757, 928160, 1821514, 3643028, 4553785, 7286056, 9107570, 14572112, 18215140, 29144224, 36430280, 72860560, 145721120]

約数ペア:

[(1, 145721120), (2, 72860560), (4, 36430280), (5, 29144224), (8, 18215140), (10, 14572112), (16, 9107570), (20, 7286056), (32, 4553785), (40, 3643028), (80, 1821514), (157, 928160), (160, 910757), (314, 464080), (628, 232040), (785, 185632), (1256, 116020), (1570, 92816), (2512, 58010), (3140, 46408), (5024, 29005), (5801, 25120), (6280, 23204), (11602, 12560)]