51199120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 120

約数和(自身を含む): 142618104

約数和(自身を除く): 91418984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 353, 370, 392, 490, 518, 560, 592, 706, 740, 784, 980, 1036, 1295, 1412, 1480, 1765, 1813, 1960, 2072, 2471, 2590, 2824, 2960, 3530, 3626, 3920, 4144, 4942, 5180, 5648, 7060, 7252, 9065, 9884, 10360, 12355, 13061, 14120, 14504, 17297, 18130, 19768, 20720, 24710, 26122, 28240, 29008, 34594, 36260, 39536, 49420, 52244, 65305, 69188, 72520, 86485, 91427, 98840, 104488, 130610, 138376, 145040, 172970, 182854, 197680, 208976, 261220, 276752, 345940, 365708, 457135, 522440, 639989, 691880, 731416, 914270, 1044880, 1279978, 1383760, 1462832, 1828540, 2559956, 3199945, 3657080, 5119912, 6399890, 7314160, 10239824, 12799780, 25599560, 51199120]

約数ペア:

[(1, 51199120), (2, 25599560), (4, 12799780), (5, 10239824), (7, 7314160), (8, 6399890), (10, 5119912), (14, 3657080), (16, 3199945), (20, 2559956), (28, 1828540), (35, 1462832), (37, 1383760), (40, 1279978), (49, 1044880), (56, 914270), (70, 731416), (74, 691880), (80, 639989), (98, 522440), (112, 457135), (140, 365708), (148, 345940), (185, 276752), (196, 261220), (245, 208976), (259, 197680), (280, 182854), (296, 172970), (353, 145040), (370, 138376), (392, 130610), (490, 104488), (518, 98840), (560, 91427), (592, 86485), (706, 72520), (740, 69188), (784, 65305), (980, 52244), (1036, 49420), (1295, 39536), (1412, 36260), (1480, 34594), (1765, 29008), (1813, 28240), (1960, 26122), (2072, 24710), (2471, 20720), (2590, 19768), (2824, 18130), (2960, 17297), (3530, 14504), (3626, 14120), (3920, 13061), (4144, 12355), (4942, 10360), (5180, 9884), (5648, 9065), (7060, 7252)]