64289768

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 128998980

約数和(自身を除く): 64709212

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 197, 226, 361, 394, 452, 722, 788, 904, 1444, 1576, 2147, 2888, 3743, 4294, 7486, 8588, 14972, 17176, 22261, 29944, 40793, 44522, 71117, 81586, 89044, 142234, 163172, 178088, 284468, 326344, 422959, 568936, 845918, 1691836, 3383672, 8036221, 16072442, 32144884, 64289768]

約数ペア:

[(1, 64289768), (2, 32144884), (4, 16072442), (8, 8036221), (19, 3383672), (38, 1691836), (76, 845918), (113, 568936), (152, 422959), (197, 326344), (226, 284468), (361, 178088), (394, 163172), (452, 142234), (722, 89044), (788, 81586), (904, 71117), (1444, 44522), (1576, 40793), (2147, 29944), (2888, 22261), (3743, 17176), (4294, 14972), (7486, 8588)]