165079240

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^2\times {\mathrm{181}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 375970140

約数和(自身を除く): 210890900

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 181, 302, 362, 604, 724, 755, 905, 1208, 1448, 1510, 1810, 3020, 3620, 6040, 7240, 22801, 27331, 45602, 54662, 91204, 109324, 114005, 136655, 182408, 218648, 228010, 273310, 456020, 546620, 912040, 1093240, 4126981, 8253962, 16507924, 20634905, 33015848, 41269810, 82539620, 165079240]

約数ペア:

[(1, 165079240), (2, 82539620), (4, 41269810), (5, 33015848), (8, 20634905), (10, 16507924), (20, 8253962), (40, 4126981), (151, 1093240), (181, 912040), (302, 546620), (362, 456020), (604, 273310), (724, 228010), (755, 218648), (905, 182408), (1208, 136655), (1448, 114005), (1510, 109324), (1810, 91204), (3020, 54662), (3620, 45602), (6040, 27331), (7240, 22801)]