2856100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^4$

素因数の和:66

約数の個数: 45

約数和(自身を含む): 6714197

約数和(自身を除く): 3858097

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 2197, 3380, 4225, 4394, 8450, 8788, 10985, 16900, 21970, 28561, 43940, 54925, 57122, 109850, 114244, 142805, 219700, 285610, 571220, 714025, 1428050, 2856100]

約数ペア:

[(1, 2856100), (2, 1428050), (4, 714025), (5, 571220), (10, 285610), (13, 219700), (20, 142805), (25, 114244), (26, 109850), (50, 57122), (52, 54925), (65, 43940), (100, 28561), (130, 21970), (169, 16900), (260, 10985), (325, 8788), (338, 8450), (650, 4394), (676, 4225), (845, 3380), (1300, 2197)]