25911080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3833}}^1$

素因数の和:3870

約数の個数: 48

約数和(自身を含む): 63145980

約数和(自身を除く): 37234900

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 3833, 6760, 7666, 15332, 19165, 30664, 38330, 49829, 76660, 99658, 153320, 199316, 249145, 398632, 498290, 647777, 996580, 1295554, 1993160, 2591108, 3238885, 5182216, 6477770, 12955540, 25911080]

約数ペア:

[(1, 25911080), (2, 12955540), (4, 6477770), (5, 5182216), (8, 3238885), (10, 2591108), (13, 1993160), (20, 1295554), (26, 996580), (40, 647777), (52, 498290), (65, 398632), (104, 249145), (130, 199316), (169, 153320), (260, 99658), (338, 76660), (520, 49829), (676, 38330), (845, 30664), (1352, 19165), (1690, 15332), (3380, 7666), (3833, 6760)]