85555552

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 174403152

約数和(自身を除く): 88847600

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 97, 172, 194, 344, 388, 641, 688, 776, 1282, 1376, 1552, 2564, 3104, 4171, 5128, 8342, 10256, 16684, 20512, 27563, 33368, 55126, 62177, 66736, 110252, 124354, 133472, 220504, 248708, 441008, 497416, 882016, 994832, 1989664, 2673611, 5347222, 10694444, 21388888, 42777776, 85555552]

約数ペア:

[(1, 85555552), (2, 42777776), (4, 21388888), (8, 10694444), (16, 5347222), (32, 2673611), (43, 1989664), (86, 994832), (97, 882016), (172, 497416), (194, 441008), (344, 248708), (388, 220504), (641, 133472), (688, 124354), (776, 110252), (1282, 66736), (1376, 62177), (1552, 55126), (2564, 33368), (3104, 27563), (4171, 20512), (5128, 16684), (8342, 10256)]