80268678

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1770

約数の個数: 64

約数和(自身を含む): 205539840

約数和(自身を除く): 125271162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 131, 189, 262, 378, 393, 786, 917, 1179, 1621, 1834, 2358, 2751, 3242, 3537, 4863, 5502, 7074, 8253, 9726, 11347, 14589, 16506, 22694, 24759, 29178, 34041, 43767, 49518, 68082, 87534, 102123, 204246, 212351, 306369, 424702, 612738, 637053, 1274106, 1486457, 1911159, 2972914, 3822318, 4459371, 5733477, 8918742, 11466954, 13378113, 26756226, 40134339, 80268678]

約数ペア:

[(1, 80268678), (2, 40134339), (3, 26756226), (6, 13378113), (7, 11466954), (9, 8918742), (14, 5733477), (18, 4459371), (21, 3822318), (27, 2972914), (42, 1911159), (54, 1486457), (63, 1274106), (126, 637053), (131, 612738), (189, 424702), (262, 306369), (378, 212351), (393, 204246), (786, 102123), (917, 87534), (1179, 68082), (1621, 49518), (1834, 43767), (2358, 34041), (2751, 29178), (3242, 24759), (3537, 22694), (4863, 16506), (5502, 14589), (7074, 11347), (8253, 9726)]