81998048

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{829}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 176949360

約数和(自身を除く): 94951312

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 281, 352, 562, 829, 1124, 1658, 2248, 3091, 3316, 4496, 6182, 6632, 8992, 9119, 12364, 13264, 18238, 24728, 26528, 36476, 49456, 72952, 98912, 145904, 232949, 291808, 465898, 931796, 1863592, 2562439, 3727184, 5124878, 7454368, 10249756, 20499512, 40999024, 81998048]

約数ペア:

[(1, 81998048), (2, 40999024), (4, 20499512), (8, 10249756), (11, 7454368), (16, 5124878), (22, 3727184), (32, 2562439), (44, 1863592), (88, 931796), (176, 465898), (281, 291808), (352, 232949), (562, 145904), (829, 98912), (1124, 72952), (1658, 49456), (2248, 36476), (3091, 26528), (3316, 24728), (4496, 18238), (6182, 13264), (6632, 12364), (8992, 9119)]