80208960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6460

約数の個数: 112

約数和(自身を含む): 274295616

約数和(自身を除く): 194086656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 6427, 12480, 12854, 19281, 25708, 32135, 38562, 51416, 64270, 77124, 83551, 96405, 102832, 128540, 154248, 167102, 192810, 205664, 250653, 257080, 308496, 334204, 385620, 411328, 417755, 501306, 514160, 616992, 668408, 771240, 835510, 1002612, 1028320, 1233984, 1253265, 1336816, 1542480, 1671020, 2005224, 2056640, 2506530, 2673632, 3084960, 3342040, 4010448, 5013060, 5347264, 6169920, 6684080, 8020896, 10026120, 13368160, 16041792, 20052240, 26736320, 40104480, 80208960]

約数ペア:

[(1, 80208960), (2, 40104480), (3, 26736320), (4, 20052240), (5, 16041792), (6, 13368160), (8, 10026120), (10, 8020896), (12, 6684080), (13, 6169920), (15, 5347264), (16, 5013060), (20, 4010448), (24, 3342040), (26, 3084960), (30, 2673632), (32, 2506530), (39, 2056640), (40, 2005224), (48, 1671020), (52, 1542480), (60, 1336816), (64, 1253265), (65, 1233984), (78, 1028320), (80, 1002612), (96, 835510), (104, 771240), (120, 668408), (130, 616992), (156, 514160), (160, 501306), (192, 417755), (195, 411328), (208, 385620), (240, 334204), (260, 308496), (312, 257080), (320, 250653), (390, 205664), (416, 192810), (480, 167102), (520, 154248), (624, 128540), (780, 102832), (832, 96405), (960, 83551), (1040, 77124), (1248, 64270), (1560, 51416), (2080, 38562), (2496, 32135), (3120, 25708), (4160, 19281), (6240, 12854), (6427, 12480)]