275993450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 524799000

約数和(自身を除く): 248805550

約数列:

[1, 2, 5, 10, 25, 50, 89, 109, 178, 218, 445, 545, 569, 890, 1090, 1138, 2225, 2725, 2845, 4450, 5450, 5690, 9701, 14225, 19402, 28450, 48505, 50641, 62021, 97010, 101282, 124042, 242525, 253205, 310105, 485050, 506410, 620210, 1266025, 1550525, 2532050, 3101050, 5519869, 11039738, 27599345, 55198690, 137996725, 275993450]

約数ペア:

[(1, 275993450), (2, 137996725), (5, 55198690), (10, 27599345), (25, 11039738), (50, 5519869), (89, 3101050), (109, 2532050), (178, 1550525), (218, 1266025), (445, 620210), (545, 506410), (569, 485050), (890, 310105), (1090, 253205), (1138, 242525), (2225, 124042), (2725, 101282), (2845, 97010), (4450, 62021), (5450, 50641), (5690, 48505), (9701, 28450), (14225, 19402)]