61724320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{7873}}^1$

素因数の和:7902

約数の個数: 72

約数和(自身を含む): 169653204

約数和(自身を除く): 107928884

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 7873, 15746, 31492, 39365, 55111, 62984, 78730, 110222, 125968, 157460, 220444, 251936, 275555, 314920, 385777, 440888, 551110, 629840, 771554, 881776, 1102220, 1259680, 1543108, 1763552, 1928885, 2204440, 3086216, 3857770, 4408880, 6172432, 7715540, 8817760, 12344864, 15431080, 30862160, 61724320]

約数ペア:

[(1, 61724320), (2, 30862160), (4, 15431080), (5, 12344864), (7, 8817760), (8, 7715540), (10, 6172432), (14, 4408880), (16, 3857770), (20, 3086216), (28, 2204440), (32, 1928885), (35, 1763552), (40, 1543108), (49, 1259680), (56, 1102220), (70, 881776), (80, 771554), (98, 629840), (112, 551110), (140, 440888), (160, 385777), (196, 314920), (224, 275555), (245, 251936), (280, 220444), (392, 157460), (490, 125968), (560, 110222), (784, 78730), (980, 62984), (1120, 55111), (1568, 39365), (1960, 31492), (3920, 15746), (7840, 7873)]