81401664552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3527}}^1\times {\mathrm{73973}}^1$

素因数の和:77522

約数の個数: 64

約数和(自身を含む): 219223428480

約数和(自身を除く): 137821763928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 3527, 7054, 10581, 14108, 21162, 28216, 42324, 45851, 73973, 84648, 91702, 137553, 147946, 183404, 221919, 275106, 295892, 366808, 443838, 550212, 591784, 887676, 961649, 1100424, 1775352, 1923298, 2884947, 3846596, 5769894, 7693192, 11539788, 23079576, 260902771, 521805542, 782708313, 1043611084, 1565416626, 2087222168, 3130833252, 3391736023, 6261666504, 6783472046, 10175208069, 13566944092, 20350416138, 27133888184, 40700832276, 81401664552]

約数ペア:

[(1, 81401664552), (2, 40700832276), (3, 27133888184), (4, 20350416138), (6, 13566944092), (8, 10175208069), (12, 6783472046), (13, 6261666504), (24, 3391736023), (26, 3130833252), (39, 2087222168), (52, 1565416626), (78, 1043611084), (104, 782708313), (156, 521805542), (312, 260902771), (3527, 23079576), (7054, 11539788), (10581, 7693192), (14108, 5769894), (21162, 3846596), (28216, 2884947), (42324, 1923298), (45851, 1775352), (73973, 1100424), (84648, 961649), (91702, 887676), (137553, 591784), (147946, 550212), (183404, 443838), (221919, 366808), (275106, 295892)]