68964075

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1529

約数の個数: 48

約数和(自身を含む): 128563200

約数和(自身を除く): 59599125

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1439, 1775, 1917, 3195, 4317, 5325, 7195, 9585, 12951, 15975, 21585, 35975, 38853, 47925, 64755, 102169, 107925, 194265, 306507, 323775, 510845, 919521, 971325, 1532535, 2554225, 2758563, 4597605, 7662675, 13792815, 22988025, 68964075]

約数ペア:

[(1, 68964075), (3, 22988025), (5, 13792815), (9, 7662675), (15, 4597605), (25, 2758563), (27, 2554225), (45, 1532535), (71, 971325), (75, 919521), (135, 510845), (213, 323775), (225, 306507), (355, 194265), (639, 107925), (675, 102169), (1065, 64755), (1439, 47925), (1775, 38853), (1917, 35975), (3195, 21585), (4317, 15975), (5325, 12951), (7195, 9585)]