82904300

素因数分解:

$2^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{2027}}^1$

素因数の和:2450

約数の個数: 36

約数和(自身を含む): 180431160

約数和(自身を除く): 97526860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 409, 818, 1636, 2027, 2045, 4054, 4090, 8108, 8180, 10135, 10225, 20270, 20450, 40540, 40900, 50675, 101350, 202700, 829043, 1658086, 3316172, 4145215, 8290430, 16580860, 20726075, 41452150, 82904300]

約数ペア:

[(1, 82904300), (2, 41452150), (4, 20726075), (5, 16580860), (10, 8290430), (20, 4145215), (25, 3316172), (50, 1658086), (100, 829043), (409, 202700), (818, 101350), (1636, 50675), (2027, 40900), (2045, 40540), (4054, 20450), (4090, 20270), (8108, 10225), (8180, 10135)]