157648225

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2842

約数の個数: 48

約数和(自身を含む): 249091200

約数和(自身を除く): 91442975

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 323, 425, 475, 595, 665, 1615, 2261, 2789, 2975, 3325, 8075, 11305, 13945, 19523, 47413, 52991, 56525, 69725, 97615, 237065, 264955, 331891, 370937, 488075, 900847, 1185325, 1324775, 1659455, 1854685, 4504235, 6305929, 8297275, 9273425, 22521175, 31529645, 157648225]

約数ペア:

[(1, 157648225), (5, 31529645), (7, 22521175), (17, 9273425), (19, 8297275), (25, 6305929), (35, 4504235), (85, 1854685), (95, 1659455), (119, 1324775), (133, 1185325), (175, 900847), (323, 488075), (425, 370937), (475, 331891), (595, 264955), (665, 237065), (1615, 97615), (2261, 69725), (2789, 56525), (2975, 52991), (3325, 47413), (8075, 19523), (11305, 13945)]