80502820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{236773}}^1$

素因数の和:236799

約数の個数: 24

約数和(自身を含む): 179001144

約数和(自身を除く): 98498324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 236773, 473546, 947092, 1183865, 2367730, 4025141, 4735460, 8050282, 16100564, 20125705, 40251410, 80502820]

約数ペア:

[(1, 80502820), (2, 40251410), (4, 20125705), (5, 16100564), (10, 8050282), (17, 4735460), (20, 4025141), (34, 2367730), (68, 1183865), (85, 947092), (170, 473546), (340, 236773)]