25326340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 59028480

約数和(自身を除く): 33702140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 127, 130, 169, 236, 254, 260, 295, 338, 508, 590, 635, 676, 767, 845, 1180, 1270, 1534, 1651, 1690, 2540, 3068, 3302, 3380, 3835, 6604, 7493, 7670, 8255, 9971, 14986, 15340, 16510, 19942, 21463, 29972, 33020, 37465, 39884, 42926, 49855, 74930, 85852, 97409, 99710, 107315, 149860, 194818, 199420, 214630, 389636, 429260, 487045, 974090, 1266317, 1948180, 2532634, 5065268, 6331585, 12663170, 25326340]

約数ペア:

[(1, 25326340), (2, 12663170), (4, 6331585), (5, 5065268), (10, 2532634), (13, 1948180), (20, 1266317), (26, 974090), (52, 487045), (59, 429260), (65, 389636), (118, 214630), (127, 199420), (130, 194818), (169, 149860), (236, 107315), (254, 99710), (260, 97409), (295, 85852), (338, 74930), (508, 49855), (590, 42926), (635, 39884), (676, 37465), (767, 33020), (845, 29972), (1180, 21463), (1270, 19942), (1534, 16510), (1651, 15340), (1690, 14986), (2540, 9971), (3068, 8255), (3302, 7670), (3380, 7493), (3835, 6604)]