77581125

素因数分解:

$3^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 145367040

約数和(自身を除く): 67785915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 127, 135, 181, 225, 375, 381, 543, 635, 675, 905, 1125, 1143, 1629, 1905, 2715, 3175, 3375, 3429, 4525, 4887, 5715, 8145, 9525, 13575, 15875, 17145, 22625, 22987, 24435, 28575, 40725, 47625, 67875, 68961, 85725, 114935, 122175, 142875, 203625, 206883, 344805, 428625, 574675, 610875, 620649, 1034415, 1724025, 2873375, 3103245, 5172075, 8620125, 15516225, 25860375, 77581125]

約数ペア:

[(1, 77581125), (3, 25860375), (5, 15516225), (9, 8620125), (15, 5172075), (25, 3103245), (27, 2873375), (45, 1724025), (75, 1034415), (125, 620649), (127, 610875), (135, 574675), (181, 428625), (225, 344805), (375, 206883), (381, 203625), (543, 142875), (635, 122175), (675, 114935), (905, 85725), (1125, 68961), (1143, 67875), (1629, 47625), (1905, 40725), (2715, 28575), (3175, 24435), (3375, 22987), (3429, 22625), (4525, 17145), (4887, 15875), (5715, 13575), (8145, 9525)]