64751480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 152094240

約数和(自身を除く): 87342760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 653, 670, 740, 1306, 1340, 1480, 2479, 2612, 2680, 3265, 4958, 5224, 6530, 9916, 12395, 13060, 19832, 24161, 24790, 26120, 43751, 48322, 49580, 87502, 96644, 99160, 120805, 175004, 193288, 218755, 241610, 350008, 437510, 483220, 875020, 966440, 1618787, 1750040, 3237574, 6475148, 8093935, 12950296, 16187870, 32375740, 64751480]

約数ペア:

[(1, 64751480), (2, 32375740), (4, 16187870), (5, 12950296), (8, 8093935), (10, 6475148), (20, 3237574), (37, 1750040), (40, 1618787), (67, 966440), (74, 875020), (134, 483220), (148, 437510), (185, 350008), (268, 241610), (296, 218755), (335, 193288), (370, 175004), (536, 120805), (653, 99160), (670, 96644), (740, 87502), (1306, 49580), (1340, 48322), (1480, 43751), (2479, 26120), (2612, 24790), (2680, 24161), (3265, 19832), (4958, 13060), (5224, 12395), (6530, 9916)]