7260040816

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{2347}}^1$

素因数の和:2822

約数の個数: 80

約数和(自身を含む): 16351096320

約数和(自身を除く): 9091055504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 389, 497, 568, 778, 994, 1136, 1556, 1988, 2347, 2723, 3112, 3976, 4694, 5446, 6224, 7952, 9388, 10892, 16429, 18776, 21784, 27619, 32858, 37552, 43568, 55238, 65716, 110476, 131432, 166637, 193333, 220952, 262864, 333274, 386666, 441904, 666548, 773332, 912983, 1166459, 1333096, 1546664, 1825966, 2332918, 2666192, 3093328, 3651932, 4665836, 6390881, 7303864, 9331672, 12781762, 14607728, 18663344, 25563524, 51127048, 64821793, 102254096, 129643586, 259287172, 453752551, 518574344, 907505102, 1037148688, 1815010204, 3630020408, 7260040816]

約数ペア:

[(1, 7260040816), (2, 3630020408), (4, 1815010204), (7, 1037148688), (8, 907505102), (14, 518574344), (16, 453752551), (28, 259287172), (56, 129643586), (71, 102254096), (112, 64821793), (142, 51127048), (284, 25563524), (389, 18663344), (497, 14607728), (568, 12781762), (778, 9331672), (994, 7303864), (1136, 6390881), (1556, 4665836), (1988, 3651932), (2347, 3093328), (2723, 2666192), (3112, 2332918), (3976, 1825966), (4694, 1546664), (5446, 1333096), (6224, 1166459), (7952, 912983), (9388, 773332), (10892, 666548), (16429, 441904), (18776, 386666), (21784, 333274), (27619, 262864), (32858, 220952), (37552, 193333), (43568, 166637), (55238, 131432), (65716, 110476)]