13087450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 26214840

約数和(自身を除く): 13127390

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 89, 170, 173, 178, 346, 425, 445, 850, 865, 890, 1513, 1730, 2225, 2941, 3026, 4325, 4450, 5882, 7565, 8650, 14705, 15130, 15397, 29410, 30794, 37825, 73525, 75650, 76985, 147050, 153970, 261749, 384925, 523498, 769850, 1308745, 2617490, 6543725, 13087450]

約数ペア:

[(1, 13087450), (2, 6543725), (5, 2617490), (10, 1308745), (17, 769850), (25, 523498), (34, 384925), (50, 261749), (85, 153970), (89, 147050), (170, 76985), (173, 75650), (178, 73525), (346, 37825), (425, 30794), (445, 29410), (850, 15397), (865, 15130), (890, 14705), (1513, 8650), (1730, 7565), (2225, 5882), (2941, 4450), (3026, 4325)]