8176216040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{15569}}^1$

素因数の和:16290

約数の個数: 64

約数和(自身を含む): 19393992000

約数和(自身を除く): 11217775960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 691, 760, 1382, 2764, 3455, 5528, 6910, 13129, 13820, 15569, 26258, 27640, 31138, 52516, 62276, 65645, 77845, 105032, 124552, 131290, 155690, 262580, 295811, 311380, 525160, 591622, 622760, 1183244, 1479055, 2366488, 2958110, 5916220, 10758179, 11832440, 21516358, 43032716, 53790895, 86065432, 107581790, 204405401, 215163580, 408810802, 430327160, 817621604, 1022027005, 1635243208, 2044054010, 4088108020, 8176216040]

約数ペア:

[(1, 8176216040), (2, 4088108020), (4, 2044054010), (5, 1635243208), (8, 1022027005), (10, 817621604), (19, 430327160), (20, 408810802), (38, 215163580), (40, 204405401), (76, 107581790), (95, 86065432), (152, 53790895), (190, 43032716), (380, 21516358), (691, 11832440), (760, 10758179), (1382, 5916220), (2764, 2958110), (3455, 2366488), (5528, 1479055), (6910, 1183244), (13129, 622760), (13820, 591622), (15569, 525160), (26258, 311380), (27640, 295811), (31138, 262580), (52516, 155690), (62276, 131290), (65645, 124552), (77845, 105032)]