257527552

素因数分解:

$2^8\times {\mathrm{89}}^2\times {\mathrm{127}}^1$

素因数の和:321

約数の個数: 54

約数和(自身を含む): 523983488

約数和(自身を除く): 266455936

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 127, 128, 178, 254, 256, 356, 508, 712, 1016, 1424, 2032, 2848, 4064, 5696, 7921, 8128, 11303, 11392, 15842, 16256, 22606, 22784, 31684, 32512, 45212, 63368, 90424, 126736, 180848, 253472, 361696, 506944, 723392, 1005967, 1013888, 1446784, 2011934, 2027776, 2893568, 4023868, 8047736, 16095472, 32190944, 64381888, 128763776, 257527552]

約数ペア:

[(1, 257527552), (2, 128763776), (4, 64381888), (8, 32190944), (16, 16095472), (32, 8047736), (64, 4023868), (89, 2893568), (127, 2027776), (128, 2011934), (178, 1446784), (254, 1013888), (256, 1005967), (356, 723392), (508, 506944), (712, 361696), (1016, 253472), (1424, 180848), (2032, 126736), (2848, 90424), (4064, 63368), (5696, 45212), (7921, 32512), (8128, 31684), (11303, 22784), (11392, 22606), (15842, 16256)]