64757570

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2063}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 120966912

約数和(自身を除く): 56209342

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 730, 2063, 3139, 4126, 6278, 10315, 15695, 20630, 31390, 88709, 150599, 177418, 301198, 443545, 752995, 887090, 1505990, 6475757, 12951514, 32378785, 64757570]

約数ペア:

[(1, 64757570), (2, 32378785), (5, 12951514), (10, 6475757), (43, 1505990), (73, 887090), (86, 752995), (146, 443545), (215, 301198), (365, 177418), (430, 150599), (730, 88709), (2063, 31390), (3139, 20630), (4126, 15695), (6278, 10315)]