29123060720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{71987}}^1$

素因数の和:72402

約数の個数: 80

約数和(自身を含む): 73108133280

約数和(自身を除く): 43985072560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 389, 520, 778, 1040, 1556, 1945, 3112, 3890, 5057, 6224, 7780, 10114, 15560, 20228, 25285, 31120, 40456, 50570, 71987, 80912, 101140, 143974, 202280, 287948, 359935, 404560, 575896, 719870, 935831, 1151792, 1439740, 1871662, 2879480, 3743324, 4679155, 5758960, 7486648, 9358310, 14973296, 18716620, 28002943, 37433240, 56005886, 74866480, 112011772, 140014715, 224023544, 280029430, 364038259, 448047088, 560058860, 728076518, 1120117720, 1456153036, 1820191295, 2240235440, 2912306072, 3640382590, 5824612144, 7280765180, 14561530360, 29123060720]

約数ペア:

[(1, 29123060720), (2, 14561530360), (4, 7280765180), (5, 5824612144), (8, 3640382590), (10, 2912306072), (13, 2240235440), (16, 1820191295), (20, 1456153036), (26, 1120117720), (40, 728076518), (52, 560058860), (65, 448047088), (80, 364038259), (104, 280029430), (130, 224023544), (208, 140014715), (260, 112011772), (389, 74866480), (520, 56005886), (778, 37433240), (1040, 28002943), (1556, 18716620), (1945, 14973296), (3112, 9358310), (3890, 7486648), (5057, 5758960), (6224, 4679155), (7780, 3743324), (10114, 2879480), (15560, 1871662), (20228, 1439740), (25285, 1151792), (31120, 935831), (40456, 719870), (50570, 575896), (71987, 404560), (80912, 359935), (101140, 287948), (143974, 202280)]