80551560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 254016000

約数和(自身を除く): 173464440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 79, 87, 116, 120, 145, 158, 174, 232, 237, 290, 293, 316, 348, 395, 435, 474, 580, 586, 632, 696, 790, 870, 879, 948, 1160, 1172, 1185, 1465, 1580, 1740, 1758, 1896, 2291, 2344, 2370, 2930, 3160, 3480, 3516, 4395, 4582, 4740, 5860, 6873, 7032, 8497, 8790, 9164, 9480, 11455, 11720, 13746, 16994, 17580, 18328, 22910, 23147, 25491, 27492, 33988, 34365, 35160, 42485, 45820, 46294, 50982, 54984, 67976, 68730, 69441, 84970, 91640, 92588, 101964, 115735, 127455, 137460, 138882, 169940, 185176, 203928, 231470, 254910, 274920, 277764, 339880, 347205, 462940, 509820, 555528, 671263, 694410, 925880, 1019640, 1342526, 1388820, 2013789, 2685052, 2777640, 3356315, 4027578, 5370104, 6712630, 8055156, 10068945, 13425260, 16110312, 20137890, 26850520, 40275780, 80551560]

約数ペア:

[(1, 80551560), (2, 40275780), (3, 26850520), (4, 20137890), (5, 16110312), (6, 13425260), (8, 10068945), (10, 8055156), (12, 6712630), (15, 5370104), (20, 4027578), (24, 3356315), (29, 2777640), (30, 2685052), (40, 2013789), (58, 1388820), (60, 1342526), (79, 1019640), (87, 925880), (116, 694410), (120, 671263), (145, 555528), (158, 509820), (174, 462940), (232, 347205), (237, 339880), (290, 277764), (293, 274920), (316, 254910), (348, 231470), (395, 203928), (435, 185176), (474, 169940), (580, 138882), (586, 137460), (632, 127455), (696, 115735), (790, 101964), (870, 92588), (879, 91640), (948, 84970), (1160, 69441), (1172, 68730), (1185, 67976), (1465, 54984), (1580, 50982), (1740, 46294), (1758, 45820), (1896, 42485), (2291, 35160), (2344, 34365), (2370, 33988), (2930, 27492), (3160, 25491), (3480, 23147), (3516, 22910), (4395, 18328), (4582, 17580), (4740, 16994), (5860, 13746), (6873, 11720), (7032, 11455), (8497, 9480), (8790, 9164)]