2019968375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{2437}}^1$

素因数の和:2820

約数の個数: 32

約数和(自身を含む): 2662296000

約数和(自身を除く): 642327625

約数列:

[1, 5, 19, 25, 95, 125, 349, 475, 1745, 2375, 2437, 6631, 8725, 12185, 33155, 43625, 46303, 60925, 165775, 231515, 304625, 828875, 850513, 1157575, 4252565, 5787875, 16159747, 21262825, 80798735, 106314125, 403993675, 2019968375]

約数ペア:

[(1, 2019968375), (5, 403993675), (19, 106314125), (25, 80798735), (95, 21262825), (125, 16159747), (349, 5787875), (475, 4252565), (1745, 1157575), (2375, 850513), (2437, 828875), (6631, 304625), (8725, 231515), (12185, 165775), (33155, 60925), (43625, 46303)]