378720475

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127301}}^1$

素因数の和:127335

約数の個数: 24

約数和(自身を含む): 568276128

約数和(自身を除く): 189555653

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 127301, 636505, 891107, 2164117, 3182525, 4455535, 10820585, 15148819, 22277675, 54102925, 75744095, 378720475]

約数ペア:

[(1, 378720475), (5, 75744095), (7, 54102925), (17, 22277675), (25, 15148819), (35, 10820585), (85, 4455535), (119, 3182525), (175, 2164117), (425, 891107), (595, 636505), (2975, 127301)]