78158025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1423

約数の個数: 72

約数和(自身を含む): 159471936

約数和(自身を除く): 81313911

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 575, 759, 825, 1035, 1265, 1373, 1725, 2277, 2475, 3795, 4119, 5175, 6325, 6865, 11385, 12357, 15103, 18975, 20595, 31579, 34325, 45309, 56925, 61785, 75515, 94737, 102975, 135927, 157895, 226545, 284211, 308925, 347369, 377575, 473685, 679635, 789475, 1042107, 1132725, 1421055, 1736845, 2368425, 3126321, 3398175, 5210535, 7105275, 8684225, 15631605, 26052675, 78158025]

約数ペア:

[(1, 78158025), (3, 26052675), (5, 15631605), (9, 8684225), (11, 7105275), (15, 5210535), (23, 3398175), (25, 3126321), (33, 2368425), (45, 1736845), (55, 1421055), (69, 1132725), (75, 1042107), (99, 789475), (115, 679635), (165, 473685), (207, 377575), (225, 347369), (253, 308925), (275, 284211), (345, 226545), (495, 157895), (575, 135927), (759, 102975), (825, 94737), (1035, 75515), (1265, 61785), (1373, 56925), (1725, 45309), (2277, 34325), (2475, 31579), (3795, 20595), (4119, 18975), (5175, 15103), (6325, 12357), (6865, 11385)]