85143680

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 204989400

約数和(自身を除く): 119845720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 692, 769, 865, 1384, 1538, 1730, 2768, 3076, 3460, 3845, 5536, 6152, 6920, 7690, 11072, 12304, 13840, 15380, 22144, 24608, 27680, 30760, 49216, 55360, 61520, 98432, 110720, 123040, 133037, 246080, 266074, 492160, 532148, 665185, 1064296, 1330370, 2128592, 2660740, 4257184, 5321480, 8514368, 10642960, 17028736, 21285920, 42571840, 85143680]

約数ペア:

[(1, 85143680), (2, 42571840), (4, 21285920), (5, 17028736), (8, 10642960), (10, 8514368), (16, 5321480), (20, 4257184), (32, 2660740), (40, 2128592), (64, 1330370), (80, 1064296), (128, 665185), (160, 532148), (173, 492160), (320, 266074), (346, 246080), (640, 133037), (692, 123040), (769, 110720), (865, 98432), (1384, 61520), (1538, 55360), (1730, 49216), (2768, 30760), (3076, 27680), (3460, 24608), (3845, 22144), (5536, 15380), (6152, 13840), (6920, 12304), (7690, 11072)]