75372020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 162908928

約数和(自身を除く): 87536908

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 181, 188, 235, 362, 443, 470, 724, 886, 905, 940, 1772, 1810, 2215, 3620, 4430, 8507, 8860, 17014, 20821, 34028, 41642, 42535, 80183, 83284, 85070, 104105, 160366, 170140, 208210, 320732, 400915, 416420, 801830, 1603660, 3768601, 7537202, 15074404, 18843005, 37686010, 75372020]

約数ペア:

[(1, 75372020), (2, 37686010), (4, 18843005), (5, 15074404), (10, 7537202), (20, 3768601), (47, 1603660), (94, 801830), (181, 416420), (188, 400915), (235, 320732), (362, 208210), (443, 170140), (470, 160366), (724, 104105), (886, 85070), (905, 83284), (940, 80183), (1772, 42535), (1810, 41642), (2215, 34028), (3620, 20821), (4430, 17014), (8507, 8860)]