81698625

素因数分解:

$3^4\times 5^3\times {\mathrm{8069}}^1$

素因数の和:8096

約数の個数: 40

約数和(自身を含む): 152329320

約数和(自身を除く): 70630695

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 8069, 10125, 24207, 40345, 72621, 121035, 201725, 217863, 363105, 605175, 653589, 1008625, 1089315, 1815525, 3025875, 3267945, 5446575, 9077625, 16339725, 27232875, 81698625]

約数ペア:

[(1, 81698625), (3, 27232875), (5, 16339725), (9, 9077625), (15, 5446575), (25, 3267945), (27, 3025875), (45, 1815525), (75, 1089315), (81, 1008625), (125, 653589), (135, 605175), (225, 363105), (375, 217863), (405, 201725), (675, 121035), (1125, 72621), (2025, 40345), (3375, 24207), (8069, 10125)]