51327120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16451}}^1$

素因数の和:16480

約数の個数: 80

約数和(自身を含む): 171364032

約数和(自身を除く): 120036912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16451, 32902, 49353, 65804, 82255, 98706, 131608, 164510, 197412, 213863, 246765, 263216, 329020, 394824, 427726, 493530, 641589, 658040, 789648, 855452, 987060, 1069315, 1283178, 1316080, 1710904, 1974120, 2138630, 2566356, 3207945, 3421808, 3948240, 4277260, 5132712, 6415890, 8554520, 10265424, 12831780, 17109040, 25663560, 51327120]

約数ペア:

[(1, 51327120), (2, 25663560), (3, 17109040), (4, 12831780), (5, 10265424), (6, 8554520), (8, 6415890), (10, 5132712), (12, 4277260), (13, 3948240), (15, 3421808), (16, 3207945), (20, 2566356), (24, 2138630), (26, 1974120), (30, 1710904), (39, 1316080), (40, 1283178), (48, 1069315), (52, 987060), (60, 855452), (65, 789648), (78, 658040), (80, 641589), (104, 493530), (120, 427726), (130, 394824), (156, 329020), (195, 263216), (208, 246765), (240, 213863), (260, 197412), (312, 164510), (390, 131608), (520, 98706), (624, 82255), (780, 65804), (1040, 49353), (1560, 32902), (3120, 16451)]