260725400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{100279}}^1$

素因数の和:100308

約数の個数: 48

約数和(自身を含む): 652822800

約数和(自身を除く): 392097400

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, 100279, 200558, 401116, 501395, 802232, 1002790, 1303627, 2005580, 2506975, 2607254, 4011160, 5013950, 5214508, 6518135, 10027900, 10429016, 13036270, 20055800, 26072540, 32590675, 52145080, 65181350, 130362700, 260725400]

約数ペア:

[(1, 260725400), (2, 130362700), (4, 65181350), (5, 52145080), (8, 32590675), (10, 26072540), (13, 20055800), (20, 13036270), (25, 10429016), (26, 10027900), (40, 6518135), (50, 5214508), (52, 5013950), (65, 4011160), (100, 2607254), (104, 2506975), (130, 2005580), (200, 1303627), (260, 1002790), (325, 802232), (520, 501395), (650, 401116), (1300, 200558), (2600, 100279)]