81151070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 200696832

約数和(自身を除く): 119545762

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 67, 70, 77, 91, 110, 121, 130, 134, 143, 154, 182, 242, 286, 335, 385, 455, 469, 605, 670, 715, 737, 770, 847, 871, 910, 938, 1001, 1210, 1331, 1430, 1474, 1573, 1694, 1742, 2002, 2345, 2662, 3146, 3685, 4235, 4355, 4690, 5005, 5159, 6097, 6655, 7370, 7865, 8107, 8470, 8710, 9317, 9581, 10010, 10318, 11011, 12194, 13310, 15730, 16214, 17303, 18634, 19162, 22022, 25795, 30485, 34606, 40535, 46585, 47905, 51590, 55055, 56749, 60970, 67067, 81070, 86515, 89177, 93170, 95810, 105391, 110110, 113498, 121121, 134134, 173030, 178354, 210782, 242242, 283745, 335335, 445885, 526955, 567490, 605605, 624239, 670670, 737737, 891770, 1053910, 1159301, 1211210, 1248478, 1475474, 2318602, 3121195, 3688685, 5796505, 6242390, 7377370, 8115107, 11593010, 16230214, 40575535, 81151070]

約数ペア:

[(1, 81151070), (2, 40575535), (5, 16230214), (7, 11593010), (10, 8115107), (11, 7377370), (13, 6242390), (14, 5796505), (22, 3688685), (26, 3121195), (35, 2318602), (55, 1475474), (65, 1248478), (67, 1211210), (70, 1159301), (77, 1053910), (91, 891770), (110, 737737), (121, 670670), (130, 624239), (134, 605605), (143, 567490), (154, 526955), (182, 445885), (242, 335335), (286, 283745), (335, 242242), (385, 210782), (455, 178354), (469, 173030), (605, 134134), (670, 121121), (715, 113498), (737, 110110), (770, 105391), (847, 95810), (871, 93170), (910, 89177), (938, 86515), (1001, 81070), (1210, 67067), (1331, 60970), (1430, 56749), (1474, 55055), (1573, 51590), (1694, 47905), (1742, 46585), (2002, 40535), (2345, 34606), (2662, 30485), (3146, 25795), (3685, 22022), (4235, 19162), (4355, 18634), (4690, 17303), (5005, 16214), (5159, 15730), (6097, 13310), (6655, 12194), (7370, 11011), (7865, 10318), (8107, 10010), (8470, 9581), (8710, 9317)]