53125840

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1163}}^1$

素因数の和:1747

約数の個数: 40

約数和(自身を含む): 123840288

約数和(自身を除く): 70714448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 1163, 2284, 2326, 2855, 4568, 4652, 5710, 5815, 9136, 9304, 11420, 11630, 18608, 22840, 23260, 45680, 46520, 93040, 664073, 1328146, 2656292, 3320365, 5312584, 6640730, 10625168, 13281460, 26562920, 53125840]

約数ペア:

[(1, 53125840), (2, 26562920), (4, 13281460), (5, 10625168), (8, 6640730), (10, 5312584), (16, 3320365), (20, 2656292), (40, 1328146), (80, 664073), (571, 93040), (1142, 46520), (1163, 45680), (2284, 23260), (2326, 22840), (2855, 18608), (4568, 11630), (4652, 11420), (5710, 9304), (5815, 9136)]