81915.0000000

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{2063}}^1$

素因数の和:2084

約数の個数: 48

約数和(自身を含む): 7678080

約数和(自身を除く): 4893030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 2063, 4126, 6189, 10315, 12378, 18567, 20630, 30945, 37134, 51575, 55701, 61890, 92835, 103150, 111402, 154725, 185670, 278505, 309450, 464175, 557010, 928350, 1392525, 2785050]

約数ペア:

[(1, 2785050), (2, 1392525), (3, 928350), (5, 557010), (6, 464175), (9, 309450), (10, 278505), (15, 185670), (18, 154725), (25, 111402), (27, 103150), (30, 92835), (45, 61890), (50, 55701), (54, 51575), (75, 37134), (90, 30945), (135, 20630), (150, 18567), (225, 12378), (270, 10315), (450, 6189), (675, 4126), (1350, 2063)]