77728400

素因数分解:

$2^4\times 5^2\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:948

約数の個数: 60

約数和(自身を含む): 187637172

約数和(自身を除く): 109908772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 317, 400, 613, 634, 1226, 1268, 1585, 2452, 2536, 3065, 3170, 4904, 5072, 6130, 6340, 7925, 9808, 12260, 12680, 15325, 15850, 24520, 25360, 30650, 31700, 49040, 61300, 63400, 122600, 126800, 194321, 245200, 388642, 777284, 971605, 1554568, 1943210, 3109136, 3886420, 4858025, 7772840, 9716050, 15545680, 19432100, 38864200, 77728400]

約数ペア:

[(1, 77728400), (2, 38864200), (4, 19432100), (5, 15545680), (8, 9716050), (10, 7772840), (16, 4858025), (20, 3886420), (25, 3109136), (40, 1943210), (50, 1554568), (80, 971605), (100, 777284), (200, 388642), (317, 245200), (400, 194321), (613, 126800), (634, 122600), (1226, 63400), (1268, 61300), (1585, 49040), (2452, 31700), (2536, 30650), (3065, 25360), (3170, 24520), (4904, 15850), (5072, 15325), (6130, 12680), (6340, 12260), (7925, 9808)]