25639260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1291}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 72062592

約数和(自身を除く): 46423332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 993, 1291, 1324, 1655, 1986, 2582, 3310, 3873, 3972, 4965, 5164, 6455, 6620, 7746, 9930, 12910, 15492, 19365, 19860, 25820, 38730, 77460, 427321, 854642, 1281963, 1709284, 2136605, 2563926, 4273210, 5127852, 6409815, 8546420, 12819630, 25639260]

約数ペア:

[(1, 25639260), (2, 12819630), (3, 8546420), (4, 6409815), (5, 5127852), (6, 4273210), (10, 2563926), (12, 2136605), (15, 1709284), (20, 1281963), (30, 854642), (60, 427321), (331, 77460), (662, 38730), (993, 25820), (1291, 19860), (1324, 19365), (1655, 15492), (1986, 12910), (2582, 9930), (3310, 7746), (3873, 6620), (3972, 6455), (4965, 5164)]