156977120

素因数分解:

$2^5\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1231}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 371625408

約数和(自身を除く): 214648288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 797, 1231, 1594, 2462, 3188, 3985, 4924, 6155, 6376, 7970, 9848, 12310, 12752, 15940, 19696, 24620, 25504, 31880, 39392, 49240, 63760, 98480, 127520, 196960, 981107, 1962214, 3924428, 4905535, 7848856, 9811070, 15697712, 19622140, 31395424, 39244280, 78488560, 156977120]

約数ペア:

[(1, 156977120), (2, 78488560), (4, 39244280), (5, 31395424), (8, 19622140), (10, 15697712), (16, 9811070), (20, 7848856), (32, 4905535), (40, 3924428), (80, 1962214), (160, 981107), (797, 196960), (1231, 127520), (1594, 98480), (2462, 63760), (3188, 49240), (3985, 39392), (4924, 31880), (6155, 25504), (6376, 24620), (7970, 19696), (9848, 15940), (12310, 12752)]