25651908

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 67555488

約数和(自身を除く): 41903580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 129, 146, 172, 219, 227, 258, 292, 387, 438, 454, 516, 657, 681, 774, 876, 908, 1314, 1362, 1548, 2043, 2628, 2724, 3139, 4086, 6278, 8172, 9417, 9761, 12556, 16571, 18834, 19522, 28251, 29283, 33142, 37668, 39044, 49713, 56502, 58566, 66284, 87849, 99426, 113004, 117132, 149139, 175698, 198852, 298278, 351396, 596556, 712553, 1425106, 2137659, 2850212, 4275318, 6412977, 8550636, 12825954, 25651908]

約数ペア:

[(1, 25651908), (2, 12825954), (3, 8550636), (4, 6412977), (6, 4275318), (9, 2850212), (12, 2137659), (18, 1425106), (36, 712553), (43, 596556), (73, 351396), (86, 298278), (129, 198852), (146, 175698), (172, 149139), (219, 117132), (227, 113004), (258, 99426), (292, 87849), (387, 66284), (438, 58566), (454, 56502), (516, 49713), (657, 39044), (681, 37668), (774, 33142), (876, 29283), (908, 28251), (1314, 19522), (1362, 18834), (1548, 16571), (2043, 12556), (2628, 9761), (2724, 9417), (3139, 8172), (4086, 6278)]