51245285

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 78734208

約数和(自身を除く): 27488923

約数列:

[1, 5, 7, 13, 35, 41, 65, 67, 91, 205, 287, 335, 455, 469, 533, 871, 1435, 1681, 2345, 2665, 2747, 3731, 4355, 6097, 8405, 11767, 13735, 18655, 19229, 21853, 30485, 35711, 58835, 96145, 109265, 112627, 152971, 178555, 249977, 563135, 764855, 788389, 1249885, 1464151, 3941945, 7320755, 10249057, 51245285]

約数ペア:

[(1, 51245285), (5, 10249057), (7, 7320755), (13, 3941945), (35, 1464151), (41, 1249885), (65, 788389), (67, 764855), (91, 563135), (205, 249977), (287, 178555), (335, 152971), (455, 112627), (469, 109265), (533, 96145), (871, 58835), (1435, 35711), (1681, 30485), (2345, 21853), (2665, 19229), (2747, 18655), (3731, 13735), (4355, 11767), (6097, 8405)]