86986380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111521}}^1$

素因数の和:111546

約数の個数: 48

約数和(自身を含む): 262299744

約数和(自身を除く): 175313364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 111521, 223042, 334563, 446084, 557605, 669126, 1115210, 1338252, 1449773, 1672815, 2230420, 2899546, 3345630, 4349319, 5799092, 6691260, 7248865, 8698638, 14497730, 17397276, 21746595, 28995460, 43493190, 86986380]

約数ペア:

[(1, 86986380), (2, 43493190), (3, 28995460), (4, 21746595), (5, 17397276), (6, 14497730), (10, 8698638), (12, 7248865), (13, 6691260), (15, 5799092), (20, 4349319), (26, 3345630), (30, 2899546), (39, 2230420), (52, 1672815), (60, 1449773), (65, 1338252), (78, 1115210), (130, 669126), (156, 557605), (195, 446084), (260, 334563), (390, 223042), (780, 111521)]