1377876656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20566

約数の個数: 80

約数和(自身を含む): 3204482400

約数和(自身を除く): 1826605744

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2584, 3536, 3952, 4199, 5168, 8398, 16796, 20509, 33592, 41018, 67184, 82036, 164072, 266617, 328144, 348653, 389671, 533234, 697306, 779342, 1066468, 1394612, 1558684, 2132936, 2789224, 3117368, 4265872, 4532489, 5065723, 5578448, 6234736, 6624407, 9064978, 10131446, 13248814, 18129956, 20262892, 26497628, 36259912, 40525784, 52995256, 72519824, 81051568, 86117291, 105990512, 172234582, 344469164, 688938328, 1377876656]

約数ペア:

[(1, 1377876656), (2, 688938328), (4, 344469164), (8, 172234582), (13, 105990512), (16, 86117291), (17, 81051568), (19, 72519824), (26, 52995256), (34, 40525784), (38, 36259912), (52, 26497628), (68, 20262892), (76, 18129956), (104, 13248814), (136, 10131446), (152, 9064978), (208, 6624407), (221, 6234736), (247, 5578448), (272, 5065723), (304, 4532489), (323, 4265872), (442, 3117368), (494, 2789224), (646, 2132936), (884, 1558684), (988, 1394612), (1292, 1066468), (1768, 779342), (1976, 697306), (2584, 533234), (3536, 389671), (3952, 348653), (4199, 328144), (5168, 266617), (8398, 164072), (16796, 82036), (20509, 67184), (33592, 41018)]