78410456

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 149688000

約数和(自身を除く): 71277544

約数列:

[1, 2, 4, 8, 107, 139, 214, 278, 428, 556, 659, 856, 1112, 1318, 2636, 5272, 14873, 29746, 59492, 70513, 91601, 118984, 141026, 183202, 282052, 366404, 564104, 732808, 9801307, 19602614, 39205228, 78410456]

約数ペア:

[(1, 78410456), (2, 39205228), (4, 19602614), (8, 9801307), (107, 732808), (139, 564104), (214, 366404), (278, 282052), (428, 183202), (556, 141026), (659, 118984), (856, 91601), (1112, 70513), (1318, 59492), (2636, 29746), (5272, 14873)]