20132776575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181499}}^1$

素因数の和:181561

約数の個数: 72

約数和(自身を含む): 39498030000

約数和(自身を除く): 19365253425

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 153, 225, 255, 261, 425, 435, 493, 725, 765, 1275, 1305, 1479, 2175, 2465, 3825, 4437, 6525, 7395, 12325, 22185, 36975, 110925, 181499, 544497, 907495, 1633491, 2722485, 3085483, 4537475, 5263471, 8167455, 9256449, 13612425, 15427415, 15790413, 26317355, 27769347, 40837275, 46282245, 47371239, 77137075, 78952065, 89479007, 131586775, 138846735, 231411225, 236856195, 268437021, 394760325, 447395035, 694233675, 805311063, 1184280975, 1342185105, 2236975175, 4026555315, 6710925525, 20132776575]

約数ペア:

[(1, 20132776575), (3, 6710925525), (5, 4026555315), (9, 2236975175), (15, 1342185105), (17, 1184280975), (25, 805311063), (29, 694233675), (45, 447395035), (51, 394760325), (75, 268437021), (85, 236856195), (87, 231411225), (145, 138846735), (153, 131586775), (225, 89479007), (255, 78952065), (261, 77137075), (425, 47371239), (435, 46282245), (493, 40837275), (725, 27769347), (765, 26317355), (1275, 15790413), (1305, 15427415), (1479, 13612425), (2175, 9256449), (2465, 8167455), (3825, 5263471), (4437, 4537475), (6525, 3085483), (7395, 2722485), (12325, 1633491), (22185, 907495), (36975, 544497), (110925, 181499)]