83945575

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 133585200

約数和(自身を除く): 49639625

約数列:

[1, 5, 7, 17, 25, 29, 35, 49, 85, 119, 139, 145, 175, 203, 245, 425, 493, 595, 695, 725, 833, 973, 1015, 1225, 1421, 2363, 2465, 2975, 3451, 3475, 4031, 4165, 4865, 5075, 6811, 7105, 11815, 12325, 16541, 17255, 20155, 20825, 24157, 24325, 28217, 34055, 35525, 59075, 68527, 82705, 86275, 100775, 115787, 120785, 141085, 170275, 197519, 342635, 413525, 479689, 578935, 603925, 705425, 987595, 1713175, 2398445, 2894675, 3357823, 4937975, 11992225, 16789115, 83945575]

約数ペア:

[(1, 83945575), (5, 16789115), (7, 11992225), (17, 4937975), (25, 3357823), (29, 2894675), (35, 2398445), (49, 1713175), (85, 987595), (119, 705425), (139, 603925), (145, 578935), (175, 479689), (203, 413525), (245, 342635), (425, 197519), (493, 170275), (595, 141085), (695, 120785), (725, 115787), (833, 100775), (973, 86275), (1015, 82705), (1225, 68527), (1421, 59075), (2363, 35525), (2465, 34055), (2975, 28217), (3451, 24325), (3475, 24157), (4031, 20825), (4165, 20155), (4865, 17255), (5075, 16541), (6811, 12325), (7105, 11815)]