71392804

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1009}}^1$

素因数の和:1065

約数の個数: 54

約数和(自身を含む): 153539190

約数和(自身を除く): 82146386

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 361, 532, 722, 931, 1009, 1444, 1862, 2018, 2527, 3724, 4036, 5054, 7063, 10108, 14126, 17689, 19171, 28252, 35378, 38342, 49441, 70756, 76684, 98882, 134197, 197764, 268394, 364249, 536788, 728498, 939379, 1456996, 1878758, 2549743, 3757516, 5099486, 10198972, 17848201, 35696402, 71392804]

約数ペア:

[(1, 71392804), (2, 35696402), (4, 17848201), (7, 10198972), (14, 5099486), (19, 3757516), (28, 2549743), (38, 1878758), (49, 1456996), (76, 939379), (98, 728498), (133, 536788), (196, 364249), (266, 268394), (361, 197764), (532, 134197), (722, 98882), (931, 76684), (1009, 70756), (1444, 49441), (1862, 38342), (2018, 35378), (2527, 28252), (3724, 19171), (4036, 17689), (5054, 14126), (7063, 10108)]