31494512

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 73900032

約数和(自身を除く): 42405520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 188, 193, 217, 248, 329, 376, 386, 434, 496, 658, 752, 772, 868, 1316, 1351, 1457, 1544, 1736, 2632, 2702, 2914, 3088, 3472, 5264, 5404, 5828, 5983, 9071, 10199, 10808, 11656, 11966, 18142, 20398, 21616, 23312, 23932, 36284, 40796, 41881, 47864, 63497, 72568, 81592, 83762, 95728, 126994, 145136, 163184, 167524, 253988, 281201, 335048, 507976, 562402, 670096, 1015952, 1124804, 1968407, 2249608, 3936814, 4499216, 7873628, 15747256, 31494512]

約数ペア:

[(1, 31494512), (2, 15747256), (4, 7873628), (7, 4499216), (8, 3936814), (14, 2249608), (16, 1968407), (28, 1124804), (31, 1015952), (47, 670096), (56, 562402), (62, 507976), (94, 335048), (112, 281201), (124, 253988), (188, 167524), (193, 163184), (217, 145136), (248, 126994), (329, 95728), (376, 83762), (386, 81592), (434, 72568), (496, 63497), (658, 47864), (752, 41881), (772, 40796), (868, 36284), (1316, 23932), (1351, 23312), (1457, 21616), (1544, 20398), (1736, 18142), (2632, 11966), (2702, 11656), (2914, 10808), (3088, 10199), (3472, 9071), (5264, 5983), (5404, 5828)]