52721420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5347}}^1$

素因数の和:5402

約数の個数: 48

約数和(自身を含む): 121292640

約数和(自身を除く): 68571220

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 5347, 9860, 10694, 21388, 26735, 53470, 90899, 106940, 155063, 181798, 310126, 363596, 454495, 620252, 775315, 908990, 1550630, 1817980, 2636071, 3101260, 5272142, 10544284, 13180355, 26360710, 52721420]

約数ペア:

[(1, 52721420), (2, 26360710), (4, 13180355), (5, 10544284), (10, 5272142), (17, 3101260), (20, 2636071), (29, 1817980), (34, 1550630), (58, 908990), (68, 775315), (85, 620252), (116, 454495), (145, 363596), (170, 310126), (290, 181798), (340, 155063), (493, 106940), (580, 90899), (986, 53470), (1972, 26735), (2465, 21388), (4930, 10694), (5347, 9860)]