81135368

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{3137}}^1$

素因数の和:3257

約数の個数: 32

約数和(自身を含む): 157590360

約数和(自身を除く): 76454992

約数列:

[1, 2, 4, 8, 53, 61, 106, 122, 212, 244, 424, 488, 3137, 3233, 6274, 6466, 12548, 12932, 25096, 25864, 166261, 191357, 332522, 382714, 665044, 765428, 1330088, 1530856, 10141921, 20283842, 40567684, 81135368]

約数ペア:

[(1, 81135368), (2, 40567684), (4, 20283842), (8, 10141921), (53, 1530856), (61, 1330088), (106, 765428), (122, 665044), (212, 382714), (244, 332522), (424, 191357), (488, 166261), (3137, 25864), (3233, 25096), (6274, 12932), (6466, 12548)]