421650650

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{106747}}^1$

素因数の和:106838

約数の個数: 24

約数和(自身を含む): 794205120

約数和(自身を除く): 372554470

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 106747, 213494, 533735, 1067470, 2668675, 5337350, 8433013, 16866026, 42165065, 84330130, 210825325, 421650650]

約数ペア:

[(1, 421650650), (2, 210825325), (5, 84330130), (10, 42165065), (25, 16866026), (50, 8433013), (79, 5337350), (158, 2668675), (395, 1067470), (790, 533735), (1975, 213494), (3950, 106747)]