72101440

素因数分解:

$2^6\times 5^1\times {\mathrm{293}}^1\times {\mathrm{769}}^1$

素因数の和:1079

約数の個数: 56

約数和(自身を含む): 172501560

約数和(自身を除く): 100400120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 293, 320, 586, 769, 1172, 1465, 1538, 2344, 2930, 3076, 3845, 4688, 5860, 6152, 7690, 9376, 11720, 12304, 15380, 18752, 23440, 24608, 30760, 46880, 49216, 61520, 93760, 123040, 225317, 246080, 450634, 901268, 1126585, 1802536, 2253170, 3605072, 4506340, 7210144, 9012680, 14420288, 18025360, 36050720, 72101440]

約数ペア:

[(1, 72101440), (2, 36050720), (4, 18025360), (5, 14420288), (8, 9012680), (10, 7210144), (16, 4506340), (20, 3605072), (32, 2253170), (40, 1802536), (64, 1126585), (80, 901268), (160, 450634), (293, 246080), (320, 225317), (586, 123040), (769, 93760), (1172, 61520), (1465, 49216), (1538, 46880), (2344, 30760), (2930, 24608), (3076, 23440), (3845, 18752), (4688, 15380), (5860, 12304), (6152, 11720), (7690, 9376)]