90204435

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3137}}^1$

素因数の和:3225

約数の個数: 40

約数和(自身を含む): 164029536

約数和(自身を除く): 73825101

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3137, 3195, 5751, 9411, 9585, 15685, 28233, 28755, 47055, 84699, 141165, 222727, 254097, 423495, 668181, 1113635, 1270485, 2004543, 3340905, 6013629, 10022715, 18040887, 30068145, 90204435]

約数ペア:

[(1, 90204435), (3, 30068145), (5, 18040887), (9, 10022715), (15, 6013629), (27, 3340905), (45, 2004543), (71, 1270485), (81, 1113635), (135, 668181), (213, 423495), (355, 254097), (405, 222727), (639, 141165), (1065, 84699), (1917, 47055), (3137, 28755), (3195, 28233), (5751, 15685), (9411, 9585)]