80400726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4871}}^1$

素因数の和:5017

約数の個数: 48

約数和(自身を含む): 200648448

約数和(自身を除く): 120247722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1834, 2358, 2751, 4871, 5502, 8253, 9742, 14613, 16506, 29226, 34097, 43839, 68194, 87678, 102291, 204582, 306873, 613746, 638101, 1276202, 1914303, 3828606, 4466707, 5742909, 8933414, 11485818, 13400121, 26800242, 40200363, 80400726]

約数ペア:

[(1, 80400726), (2, 40200363), (3, 26800242), (6, 13400121), (7, 11485818), (9, 8933414), (14, 5742909), (18, 4466707), (21, 3828606), (42, 1914303), (63, 1276202), (126, 638101), (131, 613746), (262, 306873), (393, 204582), (786, 102291), (917, 87678), (1179, 68194), (1834, 43839), (2358, 34097), (2751, 29226), (4871, 16506), (5502, 14613), (8253, 9742)]