487173875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 626408640

約数和(自身を除く): 139234765

約数列:

[1, 5, 25, 43, 125, 215, 233, 389, 1075, 1165, 1945, 5375, 5825, 9725, 10019, 16727, 29125, 48625, 50095, 83635, 90637, 250475, 418175, 453185, 1252375, 2090875, 2265925, 3897391, 11329625, 19486955, 97434775, 487173875]

約数ペア:

[(1, 487173875), (5, 97434775), (25, 19486955), (43, 11329625), (125, 3897391), (215, 2265925), (233, 2090875), (389, 1252375), (1075, 453185), (1165, 418175), (1945, 250475), (5375, 90637), (5825, 83635), (9725, 50095), (10019, 48625), (16727, 29125)]