25302290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^2$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 52422552

約数和(自身を除く): 27120262

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 107, 130, 170, 214, 221, 442, 535, 1070, 1105, 1391, 1819, 2210, 2782, 3638, 6955, 9095, 11449, 13910, 18190, 22898, 23647, 47294, 57245, 114490, 118235, 148837, 194633, 236470, 297674, 389266, 744185, 973165, 1488370, 1946330, 2530229, 5060458, 12651145, 25302290]

約数ペア:

[(1, 25302290), (2, 12651145), (5, 5060458), (10, 2530229), (13, 1946330), (17, 1488370), (26, 973165), (34, 744185), (65, 389266), (85, 297674), (107, 236470), (130, 194633), (170, 148837), (214, 118235), (221, 114490), (442, 57245), (535, 47294), (1070, 23647), (1105, 22898), (1391, 18190), (1819, 13910), (2210, 11449), (2782, 9095), (3638, 6955)]