4197700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3229}}^1$

素因数の和:3256

約数の個数: 36

約数和(自身を含む): 9812740

約数和(自身を除く): 5615040

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 3229, 6458, 12916, 16145, 32290, 41977, 64580, 80725, 83954, 161450, 167908, 209885, 322900, 419770, 839540, 1049425, 2098850, 4197700]

約数ペア:

[(1, 4197700), (2, 2098850), (4, 1049425), (5, 839540), (10, 419770), (13, 322900), (20, 209885), (25, 167908), (26, 161450), (50, 83954), (52, 80725), (65, 64580), (100, 41977), (130, 32290), (260, 16145), (325, 12916), (650, 6458), (1300, 3229)]