25804870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4085

約数の個数: 48

約数和(自身を含む): 58202928

約数和(自身を除く): 32398058

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4051, 6370, 8102, 20255, 28357, 40510, 52663, 56714, 105326, 141785, 198499, 263315, 283570, 368641, 396998, 526630, 737282, 992495, 1843205, 1984990, 2580487, 3686410, 5160974, 12902435, 25804870]

約数ペア:

[(1, 25804870), (2, 12902435), (5, 5160974), (7, 3686410), (10, 2580487), (13, 1984990), (14, 1843205), (26, 992495), (35, 737282), (49, 526630), (65, 396998), (70, 368641), (91, 283570), (98, 263315), (130, 198499), (182, 141785), (245, 105326), (455, 56714), (490, 52663), (637, 40510), (910, 28357), (1274, 20255), (3185, 8102), (4051, 6370)]