9820850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 20389320

約数和(自身を除く): 10568470

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 521, 650, 725, 754, 1042, 1450, 1885, 2605, 3770, 5210, 6773, 9425, 13025, 13546, 15109, 18850, 26050, 30218, 33865, 67730, 75545, 151090, 169325, 196417, 338650, 377725, 392834, 755450, 982085, 1964170, 4910425, 9820850]

約数ペア:

[(1, 9820850), (2, 4910425), (5, 1964170), (10, 982085), (13, 755450), (25, 392834), (26, 377725), (29, 338650), (50, 196417), (58, 169325), (65, 151090), (130, 75545), (145, 67730), (290, 33865), (325, 30218), (377, 26050), (521, 18850), (650, 15109), (725, 13546), (754, 13025), (1042, 9425), (1450, 6773), (1885, 5210), (2605, 3770)]