25964340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{673}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 72921408

約数和(自身を除く): 46957068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 673, 1286, 1346, 1929, 2019, 2572, 2692, 3215, 3365, 3858, 4038, 6430, 6730, 7716, 8076, 9645, 10095, 12860, 13460, 19290, 20190, 38580, 40380, 432739, 865478, 1298217, 1730956, 2163695, 2596434, 4327390, 5192868, 6491085, 8654780, 12982170, 25964340]

約数ペア:

[(1, 25964340), (2, 12982170), (3, 8654780), (4, 6491085), (5, 5192868), (6, 4327390), (10, 2596434), (12, 2163695), (15, 1730956), (20, 1298217), (30, 865478), (60, 432739), (643, 40380), (673, 38580), (1286, 20190), (1346, 19290), (1929, 13460), (2019, 12860), (2572, 10095), (2692, 9645), (3215, 8076), (3365, 7716), (3858, 6730), (4038, 6430)]