83736040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 199584000

約数和(自身を除く): 115847960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 239, 380, 461, 478, 760, 922, 956, 1195, 1844, 1912, 2305, 2390, 3688, 4541, 4610, 4780, 8759, 9082, 9220, 9560, 17518, 18164, 18440, 22705, 35036, 36328, 43795, 45410, 70072, 87590, 90820, 110179, 175180, 181640, 220358, 350360, 440716, 550895, 881432, 1101790, 2093401, 2203580, 4186802, 4407160, 8373604, 10467005, 16747208, 20934010, 41868020, 83736040]

約数ペア:

[(1, 83736040), (2, 41868020), (4, 20934010), (5, 16747208), (8, 10467005), (10, 8373604), (19, 4407160), (20, 4186802), (38, 2203580), (40, 2093401), (76, 1101790), (95, 881432), (152, 550895), (190, 440716), (239, 350360), (380, 220358), (461, 181640), (478, 175180), (760, 110179), (922, 90820), (956, 87590), (1195, 70072), (1844, 45410), (1912, 43795), (2305, 36328), (2390, 35036), (3688, 22705), (4541, 18440), (4610, 18164), (4780, 17518), (8759, 9560), (9082, 9220)]