31781696

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:319

約数の個数: 56

約数和(自身を含む): 66226944

約数和(自身を除く): 34445248

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 166, 193, 248, 332, 386, 496, 664, 772, 992, 1328, 1544, 1984, 2573, 2656, 3088, 5146, 5312, 5983, 6176, 10292, 11966, 12352, 16019, 20584, 23932, 32038, 41168, 47864, 64076, 82336, 95728, 128152, 164672, 191456, 256304, 382912, 496589, 512608, 993178, 1025216, 1986356, 3972712, 7945424, 15890848, 31781696]

約数ペア:

[(1, 31781696), (2, 15890848), (4, 7945424), (8, 3972712), (16, 1986356), (31, 1025216), (32, 993178), (62, 512608), (64, 496589), (83, 382912), (124, 256304), (166, 191456), (193, 164672), (248, 128152), (332, 95728), (386, 82336), (496, 64076), (664, 47864), (772, 41168), (992, 32038), (1328, 23932), (1544, 20584), (1984, 16019), (2573, 12352), (2656, 11966), (3088, 10292), (5146, 6176), (5312, 5983)]