81588204

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1181}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 219426480

約数和(自身を除く): 137838276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 101, 114, 171, 202, 228, 303, 342, 404, 606, 684, 909, 1181, 1212, 1818, 1919, 2362, 3543, 3636, 3838, 4724, 5757, 7086, 7676, 10629, 11514, 14172, 17271, 21258, 22439, 23028, 34542, 42516, 44878, 67317, 69084, 89756, 119281, 134634, 201951, 238562, 269268, 357843, 403902, 477124, 715686, 807804, 1073529, 1431372, 2147058, 2266339, 4294116, 4532678, 6799017, 9065356, 13598034, 20397051, 27196068, 40794102, 81588204]

約数ペア:

[(1, 81588204), (2, 40794102), (3, 27196068), (4, 20397051), (6, 13598034), (9, 9065356), (12, 6799017), (18, 4532678), (19, 4294116), (36, 2266339), (38, 2147058), (57, 1431372), (76, 1073529), (101, 807804), (114, 715686), (171, 477124), (202, 403902), (228, 357843), (303, 269268), (342, 238562), (404, 201951), (606, 134634), (684, 119281), (909, 89756), (1181, 69084), (1212, 67317), (1818, 44878), (1919, 42516), (2362, 34542), (3543, 23028), (3636, 22439), (3838, 21258), (4724, 17271), (5757, 14172), (7086, 11514), (7676, 10629)]