199933712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 438721920

約数和(自身を除く): 238788208

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 103, 164, 176, 206, 269, 328, 412, 451, 538, 656, 824, 902, 1076, 1133, 1648, 1804, 2152, 2266, 2959, 3608, 4223, 4304, 4532, 5918, 7216, 8446, 9064, 11029, 11836, 16892, 18128, 22058, 23672, 27707, 33784, 44116, 46453, 47344, 55414, 67568, 88232, 92906, 110828, 121319, 176464, 185812, 221656, 242638, 304777, 371624, 443312, 485276, 609554, 743248, 970552, 1135987, 1219108, 1941104, 2271974, 2438216, 4543948, 4876432, 9087896, 12495857, 18175792, 24991714, 49983428, 99966856, 199933712]

約数ペア:

[(1, 199933712), (2, 99966856), (4, 49983428), (8, 24991714), (11, 18175792), (16, 12495857), (22, 9087896), (41, 4876432), (44, 4543948), (82, 2438216), (88, 2271974), (103, 1941104), (164, 1219108), (176, 1135987), (206, 970552), (269, 743248), (328, 609554), (412, 485276), (451, 443312), (538, 371624), (656, 304777), (824, 242638), (902, 221656), (1076, 185812), (1133, 176464), (1648, 121319), (1804, 110828), (2152, 92906), (2266, 88232), (2959, 67568), (3608, 55414), (4223, 47344), (4304, 46453), (4532, 44116), (5918, 33784), (7216, 27707), (8446, 23672), (9064, 22058), (11029, 18128), (11836, 16892)]