89902480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{36251}}^1$

素因数の和:36295

約数の個数: 40

約数和(自身を含む): 215771904

約数和(自身を除く): 125869424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 36251, 72502, 145004, 181255, 290008, 362510, 580016, 725020, 1123781, 1450040, 2247562, 2900080, 4495124, 5618905, 8990248, 11237810, 17980496, 22475620, 44951240, 89902480]

約数ペア:

[(1, 89902480), (2, 44951240), (4, 22475620), (5, 17980496), (8, 11237810), (10, 8990248), (16, 5618905), (20, 4495124), (31, 2900080), (40, 2247562), (62, 1450040), (80, 1123781), (124, 725020), (155, 580016), (248, 362510), (310, 290008), (496, 181255), (620, 145004), (1240, 72502), (2480, 36251)]