2017809625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2803}}^1$

素因数の和:3274

約数の個数: 32

約数和(自身を含む): 2719027584

約数和(自身を除く): 701217959

約数列:

[1, 5, 13, 25, 65, 125, 325, 443, 1625, 2215, 2803, 5759, 11075, 14015, 28795, 36439, 55375, 70075, 143975, 182195, 350375, 719875, 910975, 1241729, 4554875, 6208645, 16142477, 31043225, 80712385, 155216125, 403561925, 2017809625]

約数ペア:

[(1, 2017809625), (5, 403561925), (13, 155216125), (25, 80712385), (65, 31043225), (125, 16142477), (325, 6208645), (443, 4554875), (1625, 1241729), (2215, 910975), (2803, 719875), (5759, 350375), (11075, 182195), (14015, 143975), (28795, 70075), (36439, 55375)]