65683760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 163084800

約数和(自身を除く): 97401040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 547, 632, 760, 790, 1094, 1264, 1501, 1520, 1580, 2188, 2735, 3002, 3160, 4376, 5470, 6004, 6320, 7505, 8752, 10393, 10940, 12008, 15010, 20786, 21880, 24016, 30020, 41572, 43213, 43760, 51965, 60040, 83144, 86426, 103930, 120080, 166288, 172852, 207860, 216065, 345704, 415720, 432130, 691408, 821047, 831440, 864260, 1642094, 1728520, 3284188, 3457040, 4105235, 6568376, 8210470, 13136752, 16420940, 32841880, 65683760]

約数ペア:

[(1, 65683760), (2, 32841880), (4, 16420940), (5, 13136752), (8, 8210470), (10, 6568376), (16, 4105235), (19, 3457040), (20, 3284188), (38, 1728520), (40, 1642094), (76, 864260), (79, 831440), (80, 821047), (95, 691408), (152, 432130), (158, 415720), (190, 345704), (304, 216065), (316, 207860), (380, 172852), (395, 166288), (547, 120080), (632, 103930), (760, 86426), (790, 83144), (1094, 60040), (1264, 51965), (1501, 43760), (1520, 43213), (1580, 41572), (2188, 30020), (2735, 24016), (3002, 21880), (3160, 20786), (4376, 15010), (5470, 12008), (6004, 10940), (6320, 10393), (7505, 8752)]