80291680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4217}}^1$

素因数の和:4256

約数の個数: 96

約数和(自身を含む): 229594176

約数和(自身を除く): 149302496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2380, 2720, 3808, 4217, 4760, 8434, 9520, 16868, 19040, 21085, 29519, 33736, 42170, 59038, 67472, 71689, 84340, 118076, 134944, 143378, 147595, 168680, 236152, 286756, 295190, 337360, 358445, 472304, 501823, 573512, 590380, 674720, 716890, 944608, 1003646, 1147024, 1180760, 1433780, 2007292, 2294048, 2361520, 2509115, 2867560, 4014584, 4723040, 5018230, 5735120, 8029168, 10036460, 11470240, 16058336, 20072920, 40145840, 80291680]

約数ペア:

[(1, 80291680), (2, 40145840), (4, 20072920), (5, 16058336), (7, 11470240), (8, 10036460), (10, 8029168), (14, 5735120), (16, 5018230), (17, 4723040), (20, 4014584), (28, 2867560), (32, 2509115), (34, 2361520), (35, 2294048), (40, 2007292), (56, 1433780), (68, 1180760), (70, 1147024), (80, 1003646), (85, 944608), (112, 716890), (119, 674720), (136, 590380), (140, 573512), (160, 501823), (170, 472304), (224, 358445), (238, 337360), (272, 295190), (280, 286756), (340, 236152), (476, 168680), (544, 147595), (560, 143378), (595, 134944), (680, 118076), (952, 84340), (1120, 71689), (1190, 67472), (1360, 59038), (1904, 42170), (2380, 33736), (2720, 29519), (3808, 21085), (4217, 19040), (4760, 16868), (8434, 9520)]