71638376

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2801}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 141220800

約数和(自身を除く): 69582424

約数列:

[1, 2, 4, 8, 23, 46, 92, 139, 184, 278, 556, 1112, 2801, 3197, 5602, 6394, 11204, 12788, 22408, 25576, 64423, 128846, 257692, 389339, 515384, 778678, 1557356, 3114712, 8954797, 17909594, 35819188, 71638376]

約数ペア:

[(1, 71638376), (2, 35819188), (4, 17909594), (8, 8954797), (23, 3114712), (46, 1557356), (92, 778678), (139, 515384), (184, 389339), (278, 257692), (556, 128846), (1112, 64423), (2801, 25576), (3197, 22408), (5602, 12788), (6394, 11204)]