78909760

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2971}}^1$

素因数の和:3071

約数の個数: 56

約数和(自身を含む): 190231776

約数和(自身を除く): 111322016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 2971, 3320, 5312, 5942, 6640, 11884, 13280, 14855, 23768, 26560, 29710, 47536, 59420, 95072, 118840, 190144, 237680, 246593, 475360, 493186, 950720, 986372, 1232965, 1972744, 2465930, 3945488, 4931860, 7890976, 9863720, 15781952, 19727440, 39454880, 78909760]

約数ペア:

[(1, 78909760), (2, 39454880), (4, 19727440), (5, 15781952), (8, 9863720), (10, 7890976), (16, 4931860), (20, 3945488), (32, 2465930), (40, 1972744), (64, 1232965), (80, 986372), (83, 950720), (160, 493186), (166, 475360), (320, 246593), (332, 237680), (415, 190144), (664, 118840), (830, 95072), (1328, 59420), (1660, 47536), (2656, 29710), (2971, 26560), (3320, 23768), (5312, 14855), (5942, 13280), (6640, 11884)]