78349804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 157405248

約数和(自身を除く): 79055444

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 263, 337, 442, 526, 674, 884, 1052, 1348, 3419, 4381, 4471, 5729, 6838, 8762, 8942, 11458, 13676, 17524, 17884, 22916, 58123, 74477, 88631, 116246, 148954, 177262, 232492, 297908, 354524, 1152203, 1506727, 2304406, 3013454, 4608812, 6026908, 19587451, 39174902, 78349804]

約数ペア:

[(1, 78349804), (2, 39174902), (4, 19587451), (13, 6026908), (17, 4608812), (26, 3013454), (34, 2304406), (52, 1506727), (68, 1152203), (221, 354524), (263, 297908), (337, 232492), (442, 177262), (526, 148954), (674, 116246), (884, 88631), (1052, 74477), (1348, 58123), (3419, 22916), (4381, 17884), (4471, 17524), (5729, 13676), (6838, 11458), (8762, 8942)]