68310788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2801}}^1$

素因数の和:2892

約数の個数: 48

約数和(自身を含む): 149380224

約数和(自身を除く): 81069436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 182, 268, 364, 469, 871, 938, 1742, 1876, 2801, 3484, 5602, 6097, 11204, 12194, 19607, 24388, 36413, 39214, 72826, 78428, 145652, 187667, 254891, 375334, 509782, 750668, 1019564, 1313669, 2439671, 2627338, 4879342, 5254676, 9758684, 17077697, 34155394, 68310788]

約数ペア:

[(1, 68310788), (2, 34155394), (4, 17077697), (7, 9758684), (13, 5254676), (14, 4879342), (26, 2627338), (28, 2439671), (52, 1313669), (67, 1019564), (91, 750668), (134, 509782), (182, 375334), (268, 254891), (364, 187667), (469, 145652), (871, 78428), (938, 72826), (1742, 39214), (1876, 36413), (2801, 24388), (3484, 19607), (5602, 12194), (6097, 11204)]