8395400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3229}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 21027300

約数和(自身を除く): 12631900

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 3229, 6458, 12916, 16145, 25832, 32290, 41977, 64580, 80725, 83954, 129160, 161450, 167908, 209885, 322900, 335816, 419770, 645800, 839540, 1049425, 1679080, 2098850, 4197700, 8395400]

約数ペア:

[(1, 8395400), (2, 4197700), (4, 2098850), (5, 1679080), (8, 1049425), (10, 839540), (13, 645800), (20, 419770), (25, 335816), (26, 322900), (40, 209885), (50, 167908), (52, 161450), (65, 129160), (100, 83954), (104, 80725), (130, 64580), (200, 41977), (260, 32290), (325, 25832), (520, 16145), (650, 12916), (1300, 6458), (2600, 3229)]