84797680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1$

素因数の和:754

約数の個数: 80

約数和(自身を含む): 216709344

約数和(自身を除く): 131911664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 346, 440, 557, 692, 865, 880, 1114, 1384, 1730, 1903, 2228, 2768, 2785, 3460, 3806, 4456, 5570, 6127, 6920, 7612, 8912, 9515, 11140, 12254, 13840, 15224, 19030, 22280, 24508, 30448, 30635, 38060, 44560, 49016, 61270, 76120, 96361, 98032, 122540, 152240, 192722, 245080, 385444, 481805, 490160, 770888, 963610, 1059971, 1541776, 1927220, 2119942, 3854440, 4239884, 5299855, 7708880, 8479768, 10599710, 16959536, 21199420, 42398840, 84797680]

約数ペア:

[(1, 84797680), (2, 42398840), (4, 21199420), (5, 16959536), (8, 10599710), (10, 8479768), (11, 7708880), (16, 5299855), (20, 4239884), (22, 3854440), (40, 2119942), (44, 1927220), (55, 1541776), (80, 1059971), (88, 963610), (110, 770888), (173, 490160), (176, 481805), (220, 385444), (346, 245080), (440, 192722), (557, 152240), (692, 122540), (865, 98032), (880, 96361), (1114, 76120), (1384, 61270), (1730, 49016), (1903, 44560), (2228, 38060), (2768, 30635), (2785, 30448), (3460, 24508), (3806, 22280), (4456, 19030), (5570, 15224), (6127, 13840), (6920, 12254), (7612, 11140), (8912, 9515)]