51190100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^3\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 72

約数和(自身を含む): 120851640

約数和(自身を除く): 69661540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 233, 260, 325, 338, 466, 650, 676, 845, 932, 1165, 1300, 1690, 2197, 2330, 3029, 3380, 4225, 4394, 4660, 5825, 6058, 8450, 8788, 10985, 11650, 12116, 15145, 16900, 21970, 23300, 30290, 39377, 43940, 54925, 60580, 75725, 78754, 109850, 151450, 157508, 196885, 219700, 302900, 393770, 511901, 787540, 984425, 1023802, 1968850, 2047604, 2559505, 3937700, 5119010, 10238020, 12797525, 25595050, 51190100]

約数ペア:

[(1, 51190100), (2, 25595050), (4, 12797525), (5, 10238020), (10, 5119010), (13, 3937700), (20, 2559505), (25, 2047604), (26, 1968850), (50, 1023802), (52, 984425), (65, 787540), (100, 511901), (130, 393770), (169, 302900), (233, 219700), (260, 196885), (325, 157508), (338, 151450), (466, 109850), (650, 78754), (676, 75725), (845, 60580), (932, 54925), (1165, 43940), (1300, 39377), (1690, 30290), (2197, 23300), (2330, 21970), (3029, 16900), (3380, 15145), (4225, 12116), (4394, 11650), (4660, 10985), (5825, 8788), (6058, 8450)]