67940375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 21017065

約数列:

[1, 5, 25, 31, 89, 125, 155, 197, 445, 775, 985, 2225, 2759, 3875, 4925, 6107, 11125, 13795, 17533, 24625, 30535, 68975, 87665, 152675, 344875, 438325, 543523, 763375, 2191625, 2717615, 13588075, 67940375]

約数ペア:

[(1, 67940375), (5, 13588075), (25, 2717615), (31, 2191625), (89, 763375), (125, 543523), (155, 438325), (197, 344875), (445, 152675), (775, 87665), (985, 68975), (2225, 30535), (2759, 24625), (3875, 17533), (4925, 13795), (6107, 11125)]