63856720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 160079040

約数和(自身を除く): 96222320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 977, 1520, 1634, 1720, 1954, 3268, 3440, 3908, 4085, 4885, 6536, 7816, 8170, 9770, 13072, 15632, 16340, 18563, 19540, 32680, 37126, 39080, 42011, 65360, 74252, 78160, 84022, 92815, 148504, 168044, 185630, 210055, 297008, 336088, 371260, 420110, 672176, 742520, 798209, 840220, 1485040, 1596418, 1680440, 3192836, 3360880, 3991045, 6385672, 7982090, 12771344, 15964180, 31928360, 63856720]

約数ペア:

[(1, 63856720), (2, 31928360), (4, 15964180), (5, 12771344), (8, 7982090), (10, 6385672), (16, 3991045), (19, 3360880), (20, 3192836), (38, 1680440), (40, 1596418), (43, 1485040), (76, 840220), (80, 798209), (86, 742520), (95, 672176), (152, 420110), (172, 371260), (190, 336088), (215, 297008), (304, 210055), (344, 185630), (380, 168044), (430, 148504), (688, 92815), (760, 84022), (817, 78160), (860, 74252), (977, 65360), (1520, 42011), (1634, 39080), (1720, 37126), (1954, 32680), (3268, 19540), (3440, 18563), (3908, 16340), (4085, 15632), (4885, 13072), (6536, 9770), (7816, 8170)]