81167670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{100207}}^1$

素因数の和:100226

約数の個数: 40

約数和(自身を含む): 218253024

約数和(自身を除く): 137085354

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 100207, 200414, 300621, 501035, 601242, 901863, 1002070, 1503105, 1803726, 2705589, 3006210, 4509315, 5411178, 8116767, 9018630, 13527945, 16233534, 27055890, 40583835, 81167670]

約数ペア:

[(1, 81167670), (2, 40583835), (3, 27055890), (5, 16233534), (6, 13527945), (9, 9018630), (10, 8116767), (15, 5411178), (18, 4509315), (27, 3006210), (30, 2705589), (45, 1803726), (54, 1503105), (81, 1002070), (90, 901863), (135, 601242), (162, 501035), (270, 300621), (405, 200414), (810, 100207)]