30718125

素因数分解:

$3^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 60

約数和(自身を含む): 57181696

約数和(自身を除く): 26463571

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 127, 129, 215, 225, 375, 381, 387, 625, 635, 645, 1075, 1125, 1143, 1875, 1905, 1935, 3175, 3225, 5375, 5461, 5625, 5715, 9525, 9675, 15875, 16125, 16383, 26875, 27305, 28575, 47625, 48375, 49149, 79375, 80625, 81915, 136525, 142875, 238125, 241875, 245745, 409575, 682625, 714375, 1228725, 2047875, 3413125, 6143625, 10239375, 30718125]

約数ペア:

[(1, 30718125), (3, 10239375), (5, 6143625), (9, 3413125), (15, 2047875), (25, 1228725), (43, 714375), (45, 682625), (75, 409575), (125, 245745), (127, 241875), (129, 238125), (215, 142875), (225, 136525), (375, 81915), (381, 80625), (387, 79375), (625, 49149), (635, 48375), (645, 47625), (1075, 28575), (1125, 27305), (1143, 26875), (1875, 16383), (1905, 16125), (1935, 15875), (3175, 9675), (3225, 9525), (5375, 5715), (5461, 5625)]