42542840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62563}}^1$

素因数の和:62591

約数の個数: 32

約数和(自身を含む): 101353680

約数和(自身を除く): 58810840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 62563, 125126, 250252, 312815, 500504, 625630, 1063571, 1251260, 2127142, 2502520, 4254284, 5317855, 8508568, 10635710, 21271420, 42542840]

約数ペア:

[(1, 42542840), (2, 21271420), (4, 10635710), (5, 8508568), (8, 5317855), (10, 4254284), (17, 2502520), (20, 2127142), (34, 1251260), (40, 1063571), (68, 625630), (85, 500504), (136, 312815), (170, 250252), (340, 125126), (680, 62563)]