78686776

素因数分解:

$2^3\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1871}}^1$

素因数の和:2635

約数の個数: 32

約数和(自身を含む): 168929280

約数和(自身を除く): 90242504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 751, 1502, 1871, 3004, 3742, 5257, 6008, 7484, 10514, 13097, 14968, 21028, 26194, 42056, 52388, 104776, 1405121, 2810242, 5620484, 9835847, 11240968, 19671694, 39343388, 78686776]

約数ペア:

[(1, 78686776), (2, 39343388), (4, 19671694), (7, 11240968), (8, 9835847), (14, 5620484), (28, 2810242), (56, 1405121), (751, 104776), (1502, 52388), (1871, 42056), (3004, 26194), (3742, 21028), (5257, 14968), (6008, 13097), (7484, 10514)]