51570870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132233}}^1$

素因数の和:132256

約数の個数: 32

約数和(自身を含む): 133291872

約数和(自身を除く): 81721002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 132233, 264466, 396699, 661165, 793398, 1322330, 1719029, 1983495, 3438058, 3966990, 5157087, 8595145, 10314174, 17190290, 25785435, 51570870]

約数ペア:

[(1, 51570870), (2, 25785435), (3, 17190290), (5, 10314174), (6, 8595145), (10, 5157087), (13, 3966990), (15, 3438058), (26, 1983495), (30, 1719029), (39, 1322330), (65, 793398), (78, 661165), (130, 396699), (195, 264466), (390, 132233)]