25101418880

素因数分解:

$2^7\times 5^1\times {\mathrm{39220967}}^1$

素因数の和:39220986

約数の個数: 32

約数和(自身を含む): 60008081040

約数和(自身を除く): 34906662160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39220967, 78441934, 156883868, 196104835, 313767736, 392209670, 627535472, 784419340, 1255070944, 1568838680, 2510141888, 3137677360, 5020283776, 6275354720, 12550709440, 25101418880]

約数ペア:

[(1, 25101418880), (2, 12550709440), (4, 6275354720), (5, 5020283776), (8, 3137677360), (10, 2510141888), (16, 1568838680), (20, 1255070944), (32, 784419340), (40, 627535472), (64, 392209670), (80, 313767736), (128, 196104835), (160, 156883868), (320, 78441934), (640, 39220967)]