20687863625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1157363}}^1$

素因数の和:1157402

約数の個数: 32

約数和(自身を含む): 30332195712

約数和(自身を除く): 9644332087

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 1375, 1625, 3575, 17875, 1157363, 5786815, 12730993, 15045719, 28934075, 63654965, 75228595, 144670375, 165502909, 318274825, 376142975, 827514545, 1591374125, 1880714875, 4137572725, 20687863625]

約数ペア:

[(1, 20687863625), (5, 4137572725), (11, 1880714875), (13, 1591374125), (25, 827514545), (55, 376142975), (65, 318274825), (125, 165502909), (143, 144670375), (275, 75228595), (325, 63654965), (715, 28934075), (1375, 15045719), (1625, 12730993), (3575, 5786815), (17875, 1157363)]