90170444

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 205320192

約数和(自身を除く): 115149748

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 61, 62, 91, 122, 124, 131, 182, 217, 244, 262, 364, 403, 427, 434, 524, 793, 806, 854, 868, 917, 1586, 1612, 1703, 1708, 1834, 1891, 2821, 3172, 3406, 3668, 3782, 4061, 5551, 5642, 6812, 7564, 7991, 8122, 11102, 11284, 11921, 13237, 15982, 16244, 22204, 23842, 24583, 26474, 28427, 31964, 47684, 49166, 52793, 52948, 55937, 56854, 98332, 103883, 105586, 111874, 113708, 172081, 207766, 211172, 223748, 247721, 344162, 369551, 415532, 495442, 688324, 727181, 739102, 990884, 1454362, 1478204, 1734047, 2908724, 3220373, 3468094, 6440746, 6936188, 12881492, 22542611, 45085222, 90170444]

約数ペア:

[(1, 90170444), (2, 45085222), (4, 22542611), (7, 12881492), (13, 6936188), (14, 6440746), (26, 3468094), (28, 3220373), (31, 2908724), (52, 1734047), (61, 1478204), (62, 1454362), (91, 990884), (122, 739102), (124, 727181), (131, 688324), (182, 495442), (217, 415532), (244, 369551), (262, 344162), (364, 247721), (403, 223748), (427, 211172), (434, 207766), (524, 172081), (793, 113708), (806, 111874), (854, 105586), (868, 103883), (917, 98332), (1586, 56854), (1612, 55937), (1703, 52948), (1708, 52793), (1834, 49166), (1891, 47684), (2821, 31964), (3172, 28427), (3406, 26474), (3668, 24583), (3782, 23842), (4061, 22204), (5551, 16244), (5642, 15982), (6812, 13237), (7564, 11921), (7991, 11284), (8122, 11102)]