251284540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{16381}}^1$

素因数の和:16462

約数の個数: 48

約数和(自身を含む): 577956960

約数和(自身を除く): 326672420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 16381, 32762, 65524, 81905, 163810, 212953, 327620, 425906, 851812, 966479, 1064765, 1932958, 2129530, 3865916, 4259060, 4832395, 9664790, 12564227, 19329580, 25128454, 50256908, 62821135, 125642270, 251284540]

約数ペア:

[(1, 251284540), (2, 125642270), (4, 62821135), (5, 50256908), (10, 25128454), (13, 19329580), (20, 12564227), (26, 9664790), (52, 4832395), (59, 4259060), (65, 3865916), (118, 2129530), (130, 1932958), (236, 1064765), (260, 966479), (295, 851812), (590, 425906), (767, 327620), (1180, 212953), (1534, 163810), (3068, 81905), (3835, 65524), (7670, 32762), (15340, 16381)]