199099355

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 309657600

約数和(自身を除く): 110558245

約数列:

[1, 5, 7, 13, 29, 35, 65, 79, 91, 145, 191, 203, 377, 395, 455, 553, 955, 1015, 1027, 1337, 1885, 2291, 2483, 2639, 2765, 5135, 5539, 6685, 7189, 11455, 12415, 13195, 15089, 16037, 17381, 27695, 29783, 35945, 38773, 72007, 75445, 80185, 86905, 105623, 148915, 193865, 196157, 208481, 360035, 437581, 504049, 528115, 980785, 1042405, 1373099, 2187905, 2520245, 3063067, 5688553, 6865495, 15315335, 28442765, 39819871, 199099355]

約数ペア:

[(1, 199099355), (5, 39819871), (7, 28442765), (13, 15315335), (29, 6865495), (35, 5688553), (65, 3063067), (79, 2520245), (91, 2187905), (145, 1373099), (191, 1042405), (203, 980785), (377, 528115), (395, 504049), (455, 437581), (553, 360035), (955, 208481), (1015, 196157), (1027, 193865), (1337, 148915), (1885, 105623), (2291, 86905), (2483, 80185), (2639, 75445), (2765, 72007), (5135, 38773), (5539, 35945), (6685, 29783), (7189, 27695), (11455, 17381), (12415, 16037), (13195, 15089)]