51354375

素因数分解:

$3^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 87159600

約数和(自身を除く): 35805225

約数列:

[1, 3, 5, 15, 25, 61, 75, 125, 183, 305, 375, 449, 625, 915, 1347, 1525, 1875, 2245, 4575, 6735, 7625, 11225, 22875, 27389, 33675, 38125, 56125, 82167, 114375, 136945, 168375, 280625, 410835, 684725, 841875, 2054175, 3423625, 10270875, 17118125, 51354375]

約数ペア:

[(1, 51354375), (3, 17118125), (5, 10270875), (15, 3423625), (25, 2054175), (61, 841875), (75, 684725), (125, 410835), (183, 280625), (305, 168375), (375, 136945), (449, 114375), (625, 82167), (915, 56125), (1347, 38125), (1525, 33675), (1875, 27389), (2245, 22875), (4575, 11225), (6735, 7625)]