72178036

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 152911360

約数和(自身を除く): 80733324

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 211, 266, 422, 532, 643, 844, 1286, 1477, 2572, 2954, 4009, 4501, 5908, 8018, 9002, 12217, 16036, 18004, 24434, 28063, 48868, 56126, 85519, 112252, 135673, 171038, 271346, 342076, 542692, 949711, 1899422, 2577787, 3798844, 5155574, 10311148, 18044509, 36089018, 72178036]

約数ペア:

[(1, 72178036), (2, 36089018), (4, 18044509), (7, 10311148), (14, 5155574), (19, 3798844), (28, 2577787), (38, 1899422), (76, 949711), (133, 542692), (211, 342076), (266, 271346), (422, 171038), (532, 135673), (643, 112252), (844, 85519), (1286, 56126), (1477, 48868), (2572, 28063), (2954, 24434), (4009, 18004), (4501, 16036), (5908, 12217), (8018, 9002)]