131907664

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 303452800

約数和(自身を除く): 171545136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 139, 148, 229, 259, 278, 296, 458, 518, 556, 592, 916, 973, 1036, 1112, 1603, 1832, 1946, 2072, 2224, 3206, 3664, 3892, 4144, 5143, 6412, 7784, 8473, 10286, 12824, 15568, 16946, 20572, 25648, 31831, 33892, 36001, 41144, 59311, 63662, 67784, 72002, 82288, 118622, 127324, 135568, 144004, 222817, 237244, 254648, 288008, 445634, 474488, 509296, 576016, 891268, 948976, 1177747, 1782536, 2355494, 3565072, 4710988, 8244229, 9421976, 16488458, 18843952, 32976916, 65953832, 131907664]

約数ペア:

[(1, 131907664), (2, 65953832), (4, 32976916), (7, 18843952), (8, 16488458), (14, 9421976), (16, 8244229), (28, 4710988), (37, 3565072), (56, 2355494), (74, 1782536), (112, 1177747), (139, 948976), (148, 891268), (229, 576016), (259, 509296), (278, 474488), (296, 445634), (458, 288008), (518, 254648), (556, 237244), (592, 222817), (916, 144004), (973, 135568), (1036, 127324), (1112, 118622), (1603, 82288), (1832, 72002), (1946, 67784), (2072, 63662), (2224, 59311), (3206, 41144), (3664, 36001), (3892, 33892), (4144, 31831), (5143, 25648), (6412, 20572), (7784, 16946), (8473, 15568), (10286, 12824)]