642350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:484

約数の個数: 24

約数和(自身を含む): 1238760

約数和(自身を除く): 596410

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 443, 725, 886, 1450, 2215, 4430, 11075, 12847, 22150, 25694, 64235, 128470, 321175, 642350]

約数ペア:

[(1, 642350), (2, 321175), (5, 128470), (10, 64235), (25, 25694), (29, 22150), (50, 12847), (58, 11075), (145, 4430), (290, 2215), (443, 1450), (725, 886)]