77319980

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{5107}}^1$

素因数の和:5873

約数の個数: 24

約数和(自身を含む): 162618288

約数和(自身を除く): 85298308

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 5107, 7570, 10214, 15140, 20428, 25535, 51070, 102140, 3865999, 7731998, 15463996, 19329995, 38659990, 77319980]

約数ペア:

[(1, 77319980), (2, 38659990), (4, 19329995), (5, 15463996), (10, 7731998), (20, 3865999), (757, 102140), (1514, 51070), (3028, 25535), (3785, 20428), (5107, 15140), (7570, 10214)]