51988214540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1\times {\mathrm{14821}}^1$

素因数の和:16338

約数の個数: 48

約数和(自身を含む): 110122005504

約数和(自身を除く): 58133790964

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 1381, 2540, 2762, 5524, 6905, 13810, 14821, 27620, 29642, 59284, 74105, 148210, 175387, 296420, 350774, 701548, 876935, 1753870, 1882267, 3507740, 3764534, 7529068, 9411335, 18822670, 20467801, 37645340, 40935602, 81871204, 102339005, 204678010, 409356020, 2599410727, 5198821454, 10397642908, 12997053635, 25994107270, 51988214540]

約数ペア:

[(1, 51988214540), (2, 25994107270), (4, 12997053635), (5, 10397642908), (10, 5198821454), (20, 2599410727), (127, 409356020), (254, 204678010), (508, 102339005), (635, 81871204), (1270, 40935602), (1381, 37645340), (2540, 20467801), (2762, 18822670), (5524, 9411335), (6905, 7529068), (13810, 3764534), (14821, 3507740), (27620, 1882267), (29642, 1753870), (59284, 876935), (74105, 701548), (148210, 350774), (175387, 296420)]