25520895

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1571}}^1$

素因数の和:1620

約数の個数: 36

約数和(自身を含む): 46716696

約数和(自身を除く): 21195801

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1571, 1805, 3249, 4713, 5415, 7855, 14139, 16245, 23565, 29849, 70695, 89547, 149245, 268641, 447735, 567131, 1343205, 1701393, 2835655, 5104179, 8506965, 25520895]

約数ペア:

[(1, 25520895), (3, 8506965), (5, 5104179), (9, 2835655), (15, 1701393), (19, 1343205), (45, 567131), (57, 447735), (95, 268641), (171, 149245), (285, 89547), (361, 70695), (855, 29849), (1083, 23565), (1571, 16245), (1805, 14139), (3249, 7855), (4713, 5415)]