38428475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 49080192

約数和(自身を除く): 10651717

約数列:

[1, 5, 25, 61, 113, 223, 305, 565, 1115, 1525, 2825, 5575, 6893, 13603, 25199, 34465, 68015, 125995, 172325, 340075, 629975, 1537139, 7685695, 38428475]

約数ペア:

[(1, 38428475), (5, 7685695), (25, 1537139), (61, 629975), (113, 340075), (223, 172325), (305, 125995), (565, 68015), (1115, 34465), (1525, 25199), (2825, 13603), (5575, 6893)]