72412960

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4481}}^1$

素因数の和:4597

約数の個数: 48

約数和(自身を含む): 172807992

約数和(自身を除く): 100395032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4481, 8080, 8962, 16160, 17924, 22405, 35848, 44810, 71696, 89620, 143392, 179240, 358480, 452581, 716960, 905162, 1810324, 2262905, 3620648, 4525810, 7241296, 9051620, 14482592, 18103240, 36206480, 72412960]

約数ペア:

[(1, 72412960), (2, 36206480), (4, 18103240), (5, 14482592), (8, 9051620), (10, 7241296), (16, 4525810), (20, 3620648), (32, 2262905), (40, 1810324), (80, 905162), (101, 716960), (160, 452581), (202, 358480), (404, 179240), (505, 143392), (808, 89620), (1010, 71696), (1616, 44810), (2020, 35848), (3232, 22405), (4040, 17924), (4481, 16160), (8080, 8962)]