18138523250

素因数分解:

$2^1\times 5^3\times {\mathrm{1811}}^1\times {\mathrm{40063}}^1$

素因数の和:41891

約数の個数: 32

約数和(自身を含む): 33974913024

約数和(自身を除く): 15836389774

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 1811, 3622, 9055, 18110, 40063, 45275, 80126, 90550, 200315, 226375, 400630, 452750, 1001575, 2003150, 5007875, 10015750, 72554093, 145108186, 362770465, 725540930, 1813852325, 3627704650, 9069261625, 18138523250]

約数ペア:

[(1, 18138523250), (2, 9069261625), (5, 3627704650), (10, 1813852325), (25, 725540930), (50, 362770465), (125, 145108186), (250, 72554093), (1811, 10015750), (3622, 5007875), (9055, 2003150), (18110, 1001575), (40063, 452750), (45275, 400630), (80126, 226375), (90550, 200315)]