78128320

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8419}}^1$

素因数の和:8465

約数の個数: 56

約数和(自身を含む): 192481200

約数和(自身を除く): 114352880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 8419, 9280, 16838, 33676, 42095, 67352, 84190, 134704, 168380, 244151, 269408, 336760, 488302, 538816, 673520, 976604, 1220755, 1347040, 1953208, 2441510, 2694080, 3906416, 4883020, 7812832, 9766040, 15625664, 19532080, 39064160, 78128320]

約数ペア:

[(1, 78128320), (2, 39064160), (4, 19532080), (5, 15625664), (8, 9766040), (10, 7812832), (16, 4883020), (20, 3906416), (29, 2694080), (32, 2441510), (40, 1953208), (58, 1347040), (64, 1220755), (80, 976604), (116, 673520), (145, 538816), (160, 488302), (232, 336760), (290, 269408), (320, 244151), (464, 168380), (580, 134704), (928, 84190), (1160, 67352), (1856, 42095), (2320, 33676), (4640, 16838), (8419, 9280)]