81653992

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12253}}^1$

素因数の和:12290

約数の個数: 48

約数和(自身を含む): 188589060

約数和(自身を除く): 106935068

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 12253, 24506, 49012, 85771, 98024, 171542, 208301, 343084, 416602, 600397, 686168, 833204, 1200794, 1458107, 1666408, 2401588, 2916214, 4803176, 5832428, 10206749, 11664856, 20413498, 40826996, 81653992]

約数ペア:

[(1, 81653992), (2, 40826996), (4, 20413498), (7, 11664856), (8, 10206749), (14, 5832428), (17, 4803176), (28, 2916214), (34, 2401588), (49, 1666408), (56, 1458107), (68, 1200794), (98, 833204), (119, 686168), (136, 600397), (196, 416602), (238, 343084), (392, 208301), (476, 171542), (833, 98024), (952, 85771), (1666, 49012), (3332, 24506), (6664, 12253)]