25467825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 44193600

約数和(自身を除く): 18725775

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 129, 149, 159, 215, 265, 447, 645, 745, 795, 1075, 1325, 2235, 2279, 3225, 3725, 3975, 6407, 6837, 7897, 11175, 11395, 19221, 23691, 32035, 34185, 39485, 56975, 96105, 118455, 160175, 170925, 197425, 339571, 480525, 592275, 1018713, 1697855, 5093565, 8489275, 25467825]

約数ペア:

[(1, 25467825), (3, 8489275), (5, 5093565), (15, 1697855), (25, 1018713), (43, 592275), (53, 480525), (75, 339571), (129, 197425), (149, 170925), (159, 160175), (215, 118455), (265, 96105), (447, 56975), (645, 39485), (745, 34185), (795, 32035), (1075, 23691), (1325, 19221), (2235, 11395), (2279, 11175), (3225, 7897), (3725, 6837), (3975, 6407)]