61779125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 80870400

約数和(自身を除く): 19091275

約数列:

[1, 5, 25, 31, 107, 125, 149, 155, 535, 745, 775, 2675, 3317, 3725, 3875, 4619, 13375, 15943, 16585, 18625, 23095, 79715, 82925, 115475, 398575, 414625, 494233, 577375, 1992875, 2471165, 12355825, 61779125]

約数ペア:

[(1, 61779125), (5, 12355825), (25, 2471165), (31, 1992875), (107, 577375), (125, 494233), (149, 414625), (155, 398575), (535, 115475), (745, 82925), (775, 79715), (2675, 23095), (3317, 18625), (3725, 16585), (3875, 15943), (4619, 13375)]