81510616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6761}}^1$

素因数の和:6915

約数の個数: 32

約数和(自身を含む): 167968080

約数和(自身を除く): 86457464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 274, 548, 1096, 1507, 3014, 6028, 6761, 12056, 13522, 27044, 54088, 74371, 148742, 297484, 594968, 926257, 1852514, 3705028, 7410056, 10188827, 20377654, 40755308, 81510616]

約数ペア:

[(1, 81510616), (2, 40755308), (4, 20377654), (8, 10188827), (11, 7410056), (22, 3705028), (44, 1852514), (88, 926257), (137, 594968), (274, 297484), (548, 148742), (1096, 74371), (1507, 54088), (3014, 27044), (6028, 13522), (6761, 12056)]