108637640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 255744000

約数和(自身を除く): 147106360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1109, 1240, 1580, 2218, 2449, 3160, 4436, 4898, 5545, 8872, 9796, 11090, 12245, 19592, 22180, 24490, 34379, 44360, 48980, 68758, 87611, 97960, 137516, 171895, 175222, 275032, 343790, 350444, 438055, 687580, 700888, 876110, 1375160, 1752220, 2715941, 3504440, 5431882, 10863764, 13579705, 21727528, 27159410, 54318820, 108637640]

約数ペア:

[(1, 108637640), (2, 54318820), (4, 27159410), (5, 21727528), (8, 13579705), (10, 10863764), (20, 5431882), (31, 3504440), (40, 2715941), (62, 1752220), (79, 1375160), (124, 876110), (155, 700888), (158, 687580), (248, 438055), (310, 350444), (316, 343790), (395, 275032), (620, 175222), (632, 171895), (790, 137516), (1109, 97960), (1240, 87611), (1580, 68758), (2218, 48980), (2449, 44360), (3160, 34379), (4436, 24490), (4898, 22180), (5545, 19592), (8872, 12245), (9796, 11090)]