25914290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 27273550

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 71, 85, 95, 113, 142, 170, 190, 226, 323, 355, 565, 646, 710, 1130, 1207, 1349, 1615, 1921, 2147, 2414, 2698, 3230, 3842, 4294, 6035, 6745, 8023, 9605, 10735, 12070, 13490, 16046, 19210, 21470, 22933, 36499, 40115, 45866, 72998, 80230, 114665, 136391, 152437, 182495, 229330, 272782, 304874, 364990, 681955, 762185, 1363910, 1524370, 2591429, 5182858, 12957145, 25914290]

約数ペア:

[(1, 25914290), (2, 12957145), (5, 5182858), (10, 2591429), (17, 1524370), (19, 1363910), (34, 762185), (38, 681955), (71, 364990), (85, 304874), (95, 272782), (113, 229330), (142, 182495), (170, 152437), (190, 136391), (226, 114665), (323, 80230), (355, 72998), (565, 45866), (646, 40115), (710, 36499), (1130, 22933), (1207, 21470), (1349, 19210), (1615, 16046), (1921, 13490), (2147, 12070), (2414, 10735), (2698, 9605), (3230, 8023), (3842, 6745), (4294, 6035)]