1619150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 3374784

約数和(自身を除く): 1755634

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 53, 65, 94, 106, 130, 235, 265, 325, 470, 530, 611, 650, 689, 1175, 1222, 1325, 1378, 2350, 2491, 2650, 3055, 3445, 4982, 6110, 6890, 12455, 15275, 17225, 24910, 30550, 32383, 34450, 62275, 64766, 124550, 161915, 323830, 809575, 1619150]

約数ペア:

[(1, 1619150), (2, 809575), (5, 323830), (10, 161915), (13, 124550), (25, 64766), (26, 62275), (47, 34450), (50, 32383), (53, 30550), (65, 24910), (94, 17225), (106, 15275), (130, 12455), (235, 6890), (265, 6110), (325, 4982), (470, 3445), (530, 3055), (611, 2650), (650, 2491), (689, 2350), (1175, 1378), (1222, 1325)]