4015125

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 7495488

約数和(自身を除く): 3480363

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 83, 125, 129, 215, 225, 249, 375, 387, 415, 645, 747, 1075, 1125, 1245, 1935, 2075, 3225, 3569, 3735, 5375, 6225, 9675, 10375, 10707, 16125, 17845, 18675, 31125, 32121, 48375, 53535, 89225, 93375, 160605, 267675, 446125, 803025, 1338375, 4015125]

約数ペア:

[(1, 4015125), (3, 1338375), (5, 803025), (9, 446125), (15, 267675), (25, 160605), (43, 93375), (45, 89225), (75, 53535), (83, 48375), (125, 32121), (129, 31125), (215, 18675), (225, 17845), (249, 16125), (375, 10707), (387, 10375), (415, 9675), (645, 6225), (747, 5375), (1075, 3735), (1125, 3569), (1245, 3225), (1935, 2075)]