320172475

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107621}}^1$

素因数の和:107655

約数の個数: 24

約数和(自身を含む): 480424608

約数和(自身を除く): 160252133

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 107621, 538105, 753347, 1829557, 2690525, 3766735, 9147785, 12806899, 18833675, 45738925, 64034495, 320172475]

約数ペア:

[(1, 320172475), (5, 64034495), (7, 45738925), (17, 18833675), (25, 12806899), (35, 9147785), (85, 3766735), (119, 2690525), (175, 1829557), (425, 753347), (595, 538105), (2975, 107621)]