80489356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{31991}}^1$

素因数の和:32049

約数の個数: 24

約数和(自身を含む): 153177696

約数和(自身を除く): 72688340

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 31991, 63982, 127964, 543847, 1087694, 1183667, 2175388, 2367334, 4734668, 20122339, 40244678, 80489356]

約数ペア:

[(1, 80489356), (2, 40244678), (4, 20122339), (17, 4734668), (34, 2367334), (37, 2175388), (68, 1183667), (74, 1087694), (148, 543847), (629, 127964), (1258, 63982), (2516, 31991)]