81531750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{108709}}^1$

素因数の和:108729

約数の個数: 32

約数和(自身を含む): 203505120

約数和(自身を除く): 121973370

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750, 108709, 217418, 326127, 543545, 652254, 1087090, 1630635, 2717725, 3261270, 5435450, 8153175, 13588625, 16306350, 27177250, 40765875, 81531750]

約数ペア:

[(1, 81531750), (2, 40765875), (3, 27177250), (5, 16306350), (6, 13588625), (10, 8153175), (15, 5435450), (25, 3261270), (30, 2717725), (50, 1630635), (75, 1087090), (125, 652254), (150, 543545), (250, 326127), (375, 217418), (750, 108709)]