25858690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 29661950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 107, 110, 130, 143, 169, 214, 286, 338, 535, 715, 845, 1070, 1177, 1391, 1430, 1690, 1859, 2197, 2354, 2782, 3718, 4394, 5885, 6955, 9295, 10985, 11770, 13910, 15301, 18083, 18590, 21970, 24167, 30602, 36166, 48334, 76505, 90415, 120835, 153010, 180830, 198913, 235079, 241670, 397826, 470158, 994565, 1175395, 1989130, 2350790, 2585869, 5171738, 12929345, 25858690]

約数ペア:

[(1, 25858690), (2, 12929345), (5, 5171738), (10, 2585869), (11, 2350790), (13, 1989130), (22, 1175395), (26, 994565), (55, 470158), (65, 397826), (107, 241670), (110, 235079), (130, 198913), (143, 180830), (169, 153010), (214, 120835), (286, 90415), (338, 76505), (535, 48334), (715, 36166), (845, 30602), (1070, 24167), (1177, 21970), (1391, 18590), (1430, 18083), (1690, 15301), (1859, 13910), (2197, 11770), (2354, 10985), (2782, 9295), (3718, 6955), (4394, 5885)]