156908660840

素因数分解:

$2^3\times 5^1\times {\mathrm{3922716521}}^1$

素因数の和:3922716532

約数の個数: 16

約数和(自身を含む): 353044486980

約数和(自身を除く): 196135826140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3922716521, 7845433042, 15690866084, 19613582605, 31381732168, 39227165210, 78454330420, 156908660840]

約数ペア:

[(1, 156908660840), (2, 78454330420), (4, 39227165210), (5, 31381732168), (8, 19613582605), (10, 15690866084), (20, 7845433042), (40, 3922716521)]