89942480

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4001}}^1$

素因数の和:4295

約数の個数: 40

約数和(自身を含む): 209912904

約数和(自身を除く): 119970424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4001, 4496, 5620, 8002, 11240, 16004, 20005, 22480, 32008, 40010, 64016, 80020, 160040, 320080, 1124281, 2248562, 4497124, 5621405, 8994248, 11242810, 17988496, 22485620, 44971240, 89942480]

約数ペア:

[(1, 89942480), (2, 44971240), (4, 22485620), (5, 17988496), (8, 11242810), (10, 8994248), (16, 5621405), (20, 4497124), (40, 2248562), (80, 1124281), (281, 320080), (562, 160040), (1124, 80020), (1405, 64016), (2248, 40010), (2810, 32008), (4001, 22480), (4496, 20005), (5620, 16004), (8002, 11240)]