68377988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 144426240

約数和(自身を除く): 76048252

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 623, 644, 1193, 1246, 2047, 2386, 2492, 4094, 4772, 8188, 8351, 14329, 16702, 27439, 28658, 33404, 54878, 57316, 106177, 109756, 192073, 212354, 384146, 424708, 743239, 768292, 1486478, 2442071, 2972956, 4884142, 9768284, 17094497, 34188994, 68377988]

約数ペア:

[(1, 68377988), (2, 34188994), (4, 17094497), (7, 9768284), (14, 4884142), (23, 2972956), (28, 2442071), (46, 1486478), (89, 768292), (92, 743239), (161, 424708), (178, 384146), (322, 212354), (356, 192073), (623, 109756), (644, 106177), (1193, 57316), (1246, 54878), (2047, 33404), (2386, 28658), (2492, 27439), (4094, 16702), (4772, 14329), (8188, 8351)]