66430840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12487}}^1$

素因数の和:12524

約数の個数: 64

約数和(自身を含む): 179827200

約数和(自身を除く): 113396360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12487, 24974, 49948, 62435, 87409, 99896, 124870, 174818, 237253, 249740, 349636, 437045, 474506, 499480, 699272, 874090, 949012, 1186265, 1660771, 1748180, 1898024, 2372530, 3321542, 3496360, 4745060, 6643084, 8303855, 9490120, 13286168, 16607710, 33215420, 66430840]

約数ペア:

[(1, 66430840), (2, 33215420), (4, 16607710), (5, 13286168), (7, 9490120), (8, 8303855), (10, 6643084), (14, 4745060), (19, 3496360), (20, 3321542), (28, 2372530), (35, 1898024), (38, 1748180), (40, 1660771), (56, 1186265), (70, 949012), (76, 874090), (95, 699272), (133, 499480), (140, 474506), (152, 437045), (190, 349636), (266, 249740), (280, 237253), (380, 174818), (532, 124870), (665, 99896), (760, 87409), (1064, 62435), (1330, 49948), (2660, 24974), (5320, 12487)]