61967840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 161499744

約数和(自身を除く): 99531904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 137, 160, 176, 220, 257, 274, 352, 440, 514, 548, 685, 880, 1028, 1096, 1285, 1370, 1507, 1760, 2056, 2192, 2570, 2740, 2827, 3014, 4112, 4384, 5140, 5480, 5654, 6028, 7535, 8224, 10280, 10960, 11308, 12056, 14135, 15070, 20560, 21920, 22616, 24112, 28270, 30140, 35209, 41120, 45232, 48224, 56540, 60280, 70418, 90464, 113080, 120560, 140836, 176045, 226160, 241120, 281672, 352090, 387299, 452320, 563344, 704180, 774598, 1126688, 1408360, 1549196, 1936495, 2816720, 3098392, 3872990, 5633440, 6196784, 7745980, 12393568, 15491960, 30983920, 61967840]

約数ペア:

[(1, 61967840), (2, 30983920), (4, 15491960), (5, 12393568), (8, 7745980), (10, 6196784), (11, 5633440), (16, 3872990), (20, 3098392), (22, 2816720), (32, 1936495), (40, 1549196), (44, 1408360), (55, 1126688), (80, 774598), (88, 704180), (110, 563344), (137, 452320), (160, 387299), (176, 352090), (220, 281672), (257, 241120), (274, 226160), (352, 176045), (440, 140836), (514, 120560), (548, 113080), (685, 90464), (880, 70418), (1028, 60280), (1096, 56540), (1285, 48224), (1370, 45232), (1507, 41120), (1760, 35209), (2056, 30140), (2192, 28270), (2570, 24112), (2740, 22616), (2827, 21920), (3014, 20560), (4112, 15070), (4384, 14135), (5140, 12056), (5480, 11308), (5654, 10960), (6028, 10280), (7535, 8224)]