72750520

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{3797}}^1$

素因数の和:4287

約数の個数: 32

約数和(自身を含む): 164073600

約数和(自身を除く): 91323080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3797, 3832, 4790, 7594, 9580, 15188, 18985, 19160, 30376, 37970, 75940, 151880, 1818763, 3637526, 7275052, 9093815, 14550104, 18187630, 36375260, 72750520]

約数ペア:

[(1, 72750520), (2, 36375260), (4, 18187630), (5, 14550104), (8, 9093815), (10, 7275052), (20, 3637526), (40, 1818763), (479, 151880), (958, 75940), (1916, 37970), (2395, 30376), (3797, 19160), (3832, 18985), (4790, 15188), (7594, 9580)]