30988125

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{787}}^1$

素因数の和:820

約数の個数: 60

約数和(自身を含む): 64004512

約数和(自身を除く): 33016387

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 787, 875, 1125, 1575, 1875, 2361, 2625, 3935, 4375, 5509, 5625, 7083, 7875, 11805, 13125, 16527, 19675, 27545, 35415, 39375, 49581, 59025, 82635, 98375, 137725, 177075, 247905, 295125, 413175, 491875, 688625, 885375, 1239525, 1475625, 2065875, 3443125, 4426875, 6197625, 10329375, 30988125]

約数ペア:

[(1, 30988125), (3, 10329375), (5, 6197625), (7, 4426875), (9, 3443125), (15, 2065875), (21, 1475625), (25, 1239525), (35, 885375), (45, 688625), (63, 491875), (75, 413175), (105, 295125), (125, 247905), (175, 177075), (225, 137725), (315, 98375), (375, 82635), (525, 59025), (625, 49581), (787, 39375), (875, 35415), (1125, 27545), (1575, 19675), (1875, 16527), (2361, 13125), (2625, 11805), (3935, 7875), (4375, 7083), (5509, 5625)]