165750875

素因数分解:

$5^3\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 213497856

約数和(自身を除く): 47746981

約数列:

[1, 5, 25, 53, 125, 127, 197, 265, 635, 985, 1325, 3175, 4925, 6625, 6731, 10441, 15875, 24625, 25019, 33655, 52205, 125095, 168275, 261025, 625475, 841375, 1305125, 1326007, 3127375, 6630035, 33150175, 165750875]

約数ペア:

[(1, 165750875), (5, 33150175), (25, 6630035), (53, 3127375), (125, 1326007), (127, 1305125), (197, 841375), (265, 625475), (635, 261025), (985, 168275), (1325, 125095), (3175, 52205), (4925, 33655), (6625, 25019), (6731, 24625), (10441, 15875)]