51210260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 110847744

約数和(自身を除く): 59637484

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 157, 188, 235, 314, 347, 470, 628, 694, 785, 940, 1388, 1570, 1735, 3140, 3470, 6940, 7379, 14758, 16309, 29516, 32618, 36895, 54479, 65236, 73790, 81545, 108958, 147580, 163090, 217916, 272395, 326180, 544790, 1089580, 2560513, 5121026, 10242052, 12802565, 25605130, 51210260]

約数ペア:

[(1, 51210260), (2, 25605130), (4, 12802565), (5, 10242052), (10, 5121026), (20, 2560513), (47, 1089580), (94, 544790), (157, 326180), (188, 272395), (235, 217916), (314, 163090), (347, 147580), (470, 108958), (628, 81545), (694, 73790), (785, 65236), (940, 54479), (1388, 36895), (1570, 32618), (1735, 29516), (3140, 16309), (3470, 14758), (6940, 7379)]