180658480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{52517}}^1$

素因数の和:52573

約数の個数: 40

約数和(自身を含む): 429807312

約数和(自身を除く): 249148832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 52517, 105034, 210068, 262585, 420136, 525170, 840272, 1050340, 2100680, 2258231, 4201360, 4516462, 9032924, 11291155, 18065848, 22582310, 36131696, 45164620, 90329240, 180658480]

約数ペア:

[(1, 180658480), (2, 90329240), (4, 45164620), (5, 36131696), (8, 22582310), (10, 18065848), (16, 11291155), (20, 9032924), (40, 4516462), (43, 4201360), (80, 2258231), (86, 2100680), (172, 1050340), (215, 840272), (344, 525170), (430, 420136), (688, 262585), (860, 210068), (1720, 105034), (3440, 52517)]