8160975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 16248960

約数和(自身を除く): 8087985

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 83, 95, 115, 171, 207, 225, 249, 285, 345, 415, 437, 475, 575, 747, 855, 1035, 1245, 1311, 1425, 1577, 1725, 1909, 2075, 2185, 3735, 3933, 4275, 4731, 5175, 5727, 6225, 6555, 7885, 9545, 10925, 14193, 17181, 18675, 19665, 23655, 28635, 32775, 36271, 39425, 47725, 70965, 85905, 98325, 108813, 118275, 143175, 181355, 326439, 354825, 429525, 544065, 906775, 1632195, 2720325, 8160975]

約数ペア:

[(1, 8160975), (3, 2720325), (5, 1632195), (9, 906775), (15, 544065), (19, 429525), (23, 354825), (25, 326439), (45, 181355), (57, 143175), (69, 118275), (75, 108813), (83, 98325), (95, 85905), (115, 70965), (171, 47725), (207, 39425), (225, 36271), (249, 32775), (285, 28635), (345, 23655), (415, 19665), (437, 18675), (475, 17181), (575, 14193), (747, 10925), (855, 9545), (1035, 7885), (1245, 6555), (1311, 6225), (1425, 5727), (1577, 5175), (1725, 4731), (1909, 4275), (2075, 3933), (2185, 3735)]