4026575

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 6149160

約数和(自身を除く): 2122585

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 173, 175, 245, 475, 665, 865, 931, 1211, 1225, 3287, 3325, 4325, 4655, 6055, 8477, 16435, 23009, 23275, 30275, 42385, 82175, 115045, 161063, 211925, 575225, 805315, 4026575]

約数ペア:

[(1, 4026575), (5, 805315), (7, 575225), (19, 211925), (25, 161063), (35, 115045), (49, 82175), (95, 42385), (133, 30275), (173, 23275), (175, 23009), (245, 16435), (475, 8477), (665, 6055), (865, 4655), (931, 4325), (1211, 3325), (1225, 3287)]