80277428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3671}}^1$

素因数の和:3764

約数の個数: 48

約数和(自身を含む): 177666048

約数和(自身を除く): 97388620

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3671, 5467, 7342, 10934, 14684, 21868, 25697, 40381, 51394, 80762, 102788, 161524, 260641, 282667, 521282, 565334, 1042564, 1130668, 1824487, 2867051, 3648974, 5734102, 7297948, 11468204, 20069357, 40138714, 80277428]

約数ペア:

[(1, 80277428), (2, 40138714), (4, 20069357), (7, 11468204), (11, 7297948), (14, 5734102), (22, 3648974), (28, 2867051), (44, 1824487), (71, 1130668), (77, 1042564), (142, 565334), (154, 521282), (284, 282667), (308, 260641), (497, 161524), (781, 102788), (994, 80762), (1562, 51394), (1988, 40381), (3124, 25697), (3671, 21868), (5467, 14684), (7342, 10934)]