82561890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6863}}^1$

素因数の和:7274

約数の個数: 32

約数和(自身を含む): 198671616

約数和(自身を除く): 116109726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 401, 802, 1203, 2005, 2406, 4010, 6015, 6863, 12030, 13726, 20589, 34315, 41178, 68630, 102945, 205890, 2752063, 5504126, 8256189, 13760315, 16512378, 27520630, 41280945, 82561890]

約数ペア:

[(1, 82561890), (2, 41280945), (3, 27520630), (5, 16512378), (6, 13760315), (10, 8256189), (15, 5504126), (30, 2752063), (401, 205890), (802, 102945), (1203, 68630), (2005, 41178), (2406, 34315), (4010, 20589), (6015, 13726), (6863, 12030)]