90815530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 195663600

約数和(自身を除く): 104848070

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 109, 130, 145, 169, 170, 218, 221, 290, 338, 377, 442, 493, 545, 754, 845, 986, 1090, 1105, 1417, 1690, 1853, 1885, 2210, 2465, 2834, 2873, 3161, 3706, 3770, 4901, 4930, 5746, 6322, 6409, 7085, 9265, 9802, 12818, 14170, 14365, 15805, 18421, 18530, 24089, 24505, 28730, 31610, 32045, 36842, 41093, 48178, 49010, 53737, 64090, 82186, 83317, 92105, 107474, 120445, 166634, 184210, 205465, 240890, 268685, 313157, 410930, 416585, 534209, 537370, 626314, 698581, 833170, 1068418, 1397162, 1565785, 2671045, 3131570, 3492905, 5342090, 6985810, 9081553, 18163106, 45407765, 90815530]

約数ペア:

[(1, 90815530), (2, 45407765), (5, 18163106), (10, 9081553), (13, 6985810), (17, 5342090), (26, 3492905), (29, 3131570), (34, 2671045), (58, 1565785), (65, 1397162), (85, 1068418), (109, 833170), (130, 698581), (145, 626314), (169, 537370), (170, 534209), (218, 416585), (221, 410930), (290, 313157), (338, 268685), (377, 240890), (442, 205465), (493, 184210), (545, 166634), (754, 120445), (845, 107474), (986, 92105), (1090, 83317), (1105, 82186), (1417, 64090), (1690, 53737), (1853, 49010), (1885, 48178), (2210, 41093), (2465, 36842), (2834, 32045), (2873, 31610), (3161, 28730), (3706, 24505), (3770, 24089), (4901, 18530), (4930, 18421), (5746, 15805), (6322, 14365), (6409, 14170), (7085, 12818), (9265, 9802)]