78718390

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 145631520

約数和(自身を除く): 66913130

約数列:

[1, 2, 5, 10, 59, 101, 118, 202, 295, 505, 590, 1010, 1321, 2642, 5959, 6605, 11918, 13210, 29795, 59590, 77939, 133421, 155878, 266842, 389695, 667105, 779390, 1334210, 7871839, 15743678, 39359195, 78718390]

約数ペア:

[(1, 78718390), (2, 39359195), (5, 15743678), (10, 7871839), (59, 1334210), (101, 779390), (118, 667105), (202, 389695), (295, 266842), (505, 155878), (590, 133421), (1010, 77939), (1321, 59590), (2642, 29795), (5959, 13210), (6605, 11918)]