72966220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 158655168

約数和(自身を除く): 85688948

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 151, 185, 302, 370, 604, 653, 740, 755, 1306, 1510, 2612, 3020, 3265, 5587, 6530, 11174, 13060, 22348, 24161, 27935, 48322, 55870, 96644, 98603, 111740, 120805, 197206, 241610, 394412, 483220, 493015, 986030, 1972060, 3648311, 7296622, 14593244, 18241555, 36483110, 72966220]

約数ペア:

[(1, 72966220), (2, 36483110), (4, 18241555), (5, 14593244), (10, 7296622), (20, 3648311), (37, 1972060), (74, 986030), (148, 493015), (151, 483220), (185, 394412), (302, 241610), (370, 197206), (604, 120805), (653, 111740), (740, 98603), (755, 96644), (1306, 55870), (1510, 48322), (2612, 27935), (3020, 24161), (3265, 22348), (5587, 13060), (6530, 11174)]