64766056

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 130689900

約数和(自身を除く): 65923844

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 257, 289, 436, 514, 578, 872, 1028, 1156, 1853, 2056, 2312, 3706, 4369, 7412, 8738, 14824, 17476, 28013, 31501, 34952, 56026, 63002, 74273, 112052, 126004, 148546, 224104, 252008, 297092, 476221, 594184, 952442, 1904884, 3809768, 8095757, 16191514, 32383028, 64766056]

約数ペア:

[(1, 64766056), (2, 32383028), (4, 16191514), (8, 8095757), (17, 3809768), (34, 1904884), (68, 952442), (109, 594184), (136, 476221), (218, 297092), (257, 252008), (289, 224104), (436, 148546), (514, 126004), (578, 112052), (872, 74273), (1028, 63002), (1156, 56026), (1853, 34952), (2056, 31501), (2312, 28013), (3706, 17476), (4369, 14824), (7412, 8738)]