1640541650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2221}}^1$

素因数の和:2340

約数の個数: 96

約数和(自身を含む): 3570842880

約数和(自身を除く): 1930301230

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 79, 85, 110, 158, 170, 187, 275, 374, 395, 425, 550, 790, 850, 869, 935, 1343, 1738, 1870, 1975, 2221, 2686, 3950, 4345, 4442, 4675, 6715, 8690, 9350, 11105, 13430, 14773, 21725, 22210, 24431, 29546, 33575, 37757, 43450, 48862, 55525, 67150, 73865, 75514, 111050, 122155, 147730, 175459, 188785, 244310, 350918, 369325, 377570, 415327, 610775, 738650, 830654, 877295, 943925, 1221550, 1754590, 1887850, 1930049, 2076635, 2982803, 3860098, 4153270, 4386475, 5965606, 8772950, 9650245, 10383175, 14914015, 19300490, 20766350, 29828030, 32810833, 48251225, 65621666, 74570075, 96502450, 149140150, 164054165, 328108330, 820270825, 1640541650]

約数ペア:

[(1, 1640541650), (2, 820270825), (5, 328108330), (10, 164054165), (11, 149140150), (17, 96502450), (22, 74570075), (25, 65621666), (34, 48251225), (50, 32810833), (55, 29828030), (79, 20766350), (85, 19300490), (110, 14914015), (158, 10383175), (170, 9650245), (187, 8772950), (275, 5965606), (374, 4386475), (395, 4153270), (425, 3860098), (550, 2982803), (790, 2076635), (850, 1930049), (869, 1887850), (935, 1754590), (1343, 1221550), (1738, 943925), (1870, 877295), (1975, 830654), (2221, 738650), (2686, 610775), (3950, 415327), (4345, 377570), (4442, 369325), (4675, 350918), (6715, 244310), (8690, 188785), (9350, 175459), (11105, 147730), (13430, 122155), (14773, 111050), (21725, 75514), (22210, 73865), (24431, 67150), (29546, 55525), (33575, 48862), (37757, 43450)]