204388912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 490315840

約数和(自身を除く): 285926928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 229, 364, 458, 613, 728, 916, 1226, 1456, 1603, 1832, 2452, 2977, 3206, 3664, 4291, 4904, 5954, 6412, 7969, 8582, 9808, 11908, 12824, 15938, 17164, 20839, 23816, 25648, 31876, 34328, 41678, 47632, 55783, 63752, 68656, 83356, 111566, 127504, 140377, 166712, 223132, 280754, 333424, 446264, 561508, 892528, 982639, 1123016, 1824901, 1965278, 2246032, 3649802, 3930556, 7299604, 7861112, 12774307, 14599208, 15722224, 25548614, 29198416, 51097228, 102194456, 204388912]

約数ペア:

[(1, 204388912), (2, 102194456), (4, 51097228), (7, 29198416), (8, 25548614), (13, 15722224), (14, 14599208), (16, 12774307), (26, 7861112), (28, 7299604), (52, 3930556), (56, 3649802), (91, 2246032), (104, 1965278), (112, 1824901), (182, 1123016), (208, 982639), (229, 892528), (364, 561508), (458, 446264), (613, 333424), (728, 280754), (916, 223132), (1226, 166712), (1456, 140377), (1603, 127504), (1832, 111566), (2452, 83356), (2977, 68656), (3206, 63752), (3664, 55783), (4291, 47632), (4904, 41678), (5954, 34328), (6412, 31876), (7969, 25648), (8582, 23816), (9808, 20839), (11908, 17164), (12824, 15938)]