72073280

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2851}}^1$

素因数の和:2947

約数の個数: 56

約数和(自身を含む): 173857920

約数和(自身を除く): 101784640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 2851, 3160, 5056, 5702, 6320, 11404, 12640, 14255, 22808, 25280, 28510, 45616, 57020, 91232, 114040, 182464, 225229, 228080, 450458, 456160, 900916, 912320, 1126145, 1801832, 2252290, 3603664, 4504580, 7207328, 9009160, 14414656, 18018320, 36036640, 72073280]

約数ペア:

[(1, 72073280), (2, 36036640), (4, 18018320), (5, 14414656), (8, 9009160), (10, 7207328), (16, 4504580), (20, 3603664), (32, 2252290), (40, 1801832), (64, 1126145), (79, 912320), (80, 900916), (158, 456160), (160, 450458), (316, 228080), (320, 225229), (395, 182464), (632, 114040), (790, 91232), (1264, 57020), (1580, 45616), (2528, 28510), (2851, 25280), (3160, 22808), (5056, 14255), (5702, 12640), (6320, 11404)]