85858940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{757}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 185667552

約数和(自身を除く): 99808612

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 265, 428, 530, 535, 757, 1060, 1070, 1514, 2140, 3028, 3785, 5671, 7570, 11342, 15140, 22684, 28355, 40121, 56710, 80242, 80999, 113420, 160484, 161998, 200605, 323996, 401210, 404995, 802420, 809990, 1619980, 4292947, 8585894, 17171788, 21464735, 42929470, 85858940]

約数ペア:

[(1, 85858940), (2, 42929470), (4, 21464735), (5, 17171788), (10, 8585894), (20, 4292947), (53, 1619980), (106, 809990), (107, 802420), (212, 404995), (214, 401210), (265, 323996), (428, 200605), (530, 161998), (535, 160484), (757, 113420), (1060, 80999), (1070, 80242), (1514, 56710), (2140, 40121), (3028, 28355), (3785, 22684), (5671, 15140), (7570, 11342)]