255786128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 562630656

約数和(自身を除く): 306844528

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 127, 184, 208, 254, 299, 368, 421, 508, 598, 842, 1016, 1196, 1651, 1684, 2032, 2392, 2921, 3302, 3368, 4784, 5473, 5842, 6604, 6736, 9683, 10946, 11684, 13208, 19366, 21892, 23368, 26416, 37973, 38732, 43784, 46736, 53467, 75946, 77464, 87568, 106934, 125879, 151892, 154928, 213868, 251758, 303784, 427736, 503516, 607568, 695071, 855472, 1007032, 1229741, 1390142, 2014064, 2459482, 2780284, 4918964, 5560568, 9837928, 11121136, 15986633, 19675856, 31973266, 63946532, 127893064, 255786128]

約数ペア:

[(1, 255786128), (2, 127893064), (4, 63946532), (8, 31973266), (13, 19675856), (16, 15986633), (23, 11121136), (26, 9837928), (46, 5560568), (52, 4918964), (92, 2780284), (104, 2459482), (127, 2014064), (184, 1390142), (208, 1229741), (254, 1007032), (299, 855472), (368, 695071), (421, 607568), (508, 503516), (598, 427736), (842, 303784), (1016, 251758), (1196, 213868), (1651, 154928), (1684, 151892), (2032, 125879), (2392, 106934), (2921, 87568), (3302, 77464), (3368, 75946), (4784, 53467), (5473, 46736), (5842, 43784), (6604, 38732), (6736, 37973), (9683, 26416), (10946, 23368), (11684, 21892), (13208, 19366)]