64242920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 170829000

約数和(自身を除く): 106586080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 449, 490, 511, 584, 730, 898, 980, 1022, 1460, 1796, 1960, 2044, 2245, 2555, 2920, 3143, 3577, 3592, 4088, 4490, 5110, 6286, 7154, 8980, 10220, 12572, 14308, 15715, 17885, 17960, 20440, 22001, 25144, 28616, 31430, 32777, 35770, 44002, 62860, 65554, 71540, 88004, 110005, 125720, 131108, 143080, 163885, 176008, 220010, 229439, 262216, 327770, 440020, 458878, 655540, 880040, 917756, 1147195, 1311080, 1606073, 1835512, 2294390, 3212146, 4588780, 6424292, 8030365, 9177560, 12848584, 16060730, 32121460, 64242920]

約数ペア:

[(1, 64242920), (2, 32121460), (4, 16060730), (5, 12848584), (7, 9177560), (8, 8030365), (10, 6424292), (14, 4588780), (20, 3212146), (28, 2294390), (35, 1835512), (40, 1606073), (49, 1311080), (56, 1147195), (70, 917756), (73, 880040), (98, 655540), (140, 458878), (146, 440020), (196, 327770), (245, 262216), (280, 229439), (292, 220010), (365, 176008), (392, 163885), (449, 143080), (490, 131108), (511, 125720), (584, 110005), (730, 88004), (898, 71540), (980, 65554), (1022, 62860), (1460, 44002), (1796, 35770), (1960, 32777), (2044, 31430), (2245, 28616), (2555, 25144), (2920, 22001), (3143, 20440), (3577, 17960), (3592, 17885), (4088, 15715), (4490, 14308), (5110, 12572), (6286, 10220), (7154, 8980)]