80220994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 73059518

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 83, 119, 131, 166, 217, 238, 262, 434, 527, 581, 917, 1054, 1162, 1411, 1834, 2227, 2573, 2822, 3689, 4061, 4454, 5146, 7378, 8122, 9877, 10873, 15589, 18011, 19754, 21746, 28427, 31178, 36022, 43741, 56854, 69037, 76111, 87482, 138074, 152222, 184841, 306187, 337063, 369682, 483259, 612374, 674126, 966518, 1293887, 2359441, 2587774, 4718882, 5730071, 11460142, 40110497, 80220994]

約数ペア:

[(1, 80220994), (2, 40110497), (7, 11460142), (14, 5730071), (17, 4718882), (31, 2587774), (34, 2359441), (62, 1293887), (83, 966518), (119, 674126), (131, 612374), (166, 483259), (217, 369682), (238, 337063), (262, 306187), (434, 184841), (527, 152222), (581, 138074), (917, 87482), (1054, 76111), (1162, 69037), (1411, 56854), (1834, 43741), (2227, 36022), (2573, 31178), (2822, 28427), (3689, 21746), (4061, 19754), (4454, 18011), (5146, 15589), (7378, 10873), (8122, 9877)]