80788912

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 168377616

約数和(自身を除く): 87588704

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 197, 284, 304, 361, 394, 568, 722, 788, 1136, 1349, 1444, 1576, 2698, 2888, 3152, 3743, 5396, 5776, 7486, 10792, 13987, 14972, 21584, 25631, 27974, 29944, 51262, 55948, 59888, 71117, 102524, 111896, 142234, 205048, 223792, 265753, 284468, 410096, 531506, 568936, 1063012, 1137872, 2126024, 4252048, 5049307, 10098614, 20197228, 40394456, 80788912]

約数ペア:

[(1, 80788912), (2, 40394456), (4, 20197228), (8, 10098614), (16, 5049307), (19, 4252048), (38, 2126024), (71, 1137872), (76, 1063012), (142, 568936), (152, 531506), (197, 410096), (284, 284468), (304, 265753), (361, 223792), (394, 205048), (568, 142234), (722, 111896), (788, 102524), (1136, 71117), (1349, 59888), (1444, 55948), (1576, 51262), (2698, 29944), (2888, 27974), (3152, 25631), (3743, 21584), (5396, 14972), (5776, 13987), (7486, 10792)]