73132780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{18013}}^1$

素因数の和:18058

約数の個数: 48

約数和(自身を含む): 181581120

約数和(自身を除く): 108448340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 18013, 36026, 72052, 90065, 126091, 180130, 252182, 360260, 504364, 522377, 630455, 1044754, 1260910, 2089508, 2521820, 2611885, 3656639, 5223770, 7313278, 10447540, 14626556, 18283195, 36566390, 73132780]

約数ペア:

[(1, 73132780), (2, 36566390), (4, 18283195), (5, 14626556), (7, 10447540), (10, 7313278), (14, 5223770), (20, 3656639), (28, 2611885), (29, 2521820), (35, 2089508), (58, 1260910), (70, 1044754), (116, 630455), (140, 522377), (145, 504364), (203, 360260), (290, 252182), (406, 180130), (580, 126091), (812, 90065), (1015, 72052), (2030, 36026), (4060, 18013)]