51190750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 108763200

約数和(自身を除く): 57572450

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 325, 475, 494, 650, 829, 950, 1235, 1625, 1658, 2375, 2470, 3250, 4145, 4750, 6175, 8290, 10777, 12350, 15751, 20725, 21554, 30875, 31502, 41450, 53885, 61750, 78755, 103625, 107770, 157510, 204763, 207250, 269425, 393775, 409526, 538850, 787550, 1023815, 1347125, 1968875, 2047630, 2694250, 3937750, 5119075, 10238150, 25595375, 51190750]

約数ペア:

[(1, 51190750), (2, 25595375), (5, 10238150), (10, 5119075), (13, 3937750), (19, 2694250), (25, 2047630), (26, 1968875), (38, 1347125), (50, 1023815), (65, 787550), (95, 538850), (125, 409526), (130, 393775), (190, 269425), (247, 207250), (250, 204763), (325, 157510), (475, 107770), (494, 103625), (650, 78755), (829, 61750), (950, 53885), (1235, 41450), (1625, 31502), (1658, 30875), (2375, 21554), (2470, 20725), (3250, 15751), (4145, 12350), (4750, 10777), (6175, 8290)]