25300640

素因数分解:

$2^5\times 5^1\times {\mathrm{158129}}^1$

素因数の和:158144

約数の個数: 24

約数和(自身を含む): 59773140

約数和(自身を除く): 34472500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 158129, 316258, 632516, 790645, 1265032, 1581290, 2530064, 3162580, 5060128, 6325160, 12650320, 25300640]

約数ペア:

[(1, 25300640), (2, 12650320), (4, 6325160), (5, 5060128), (8, 3162580), (10, 2530064), (16, 1581290), (20, 1265032), (32, 790645), (40, 632516), (80, 316258), (160, 158129)]