64339990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3461}}^1$

素因数の和:3505

約数の個数: 48

約数和(自身を含む): 136845936

約数和(自身を除く): 72505946

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 286, 338, 715, 845, 1430, 1690, 1859, 3461, 3718, 6922, 9295, 17305, 18590, 34610, 38071, 44993, 76142, 89986, 190355, 224965, 380710, 449930, 494923, 584909, 989846, 1169818, 2474615, 2924545, 4949230, 5849090, 6433999, 12867998, 32169995, 64339990]

約数ペア:

[(1, 64339990), (2, 32169995), (5, 12867998), (10, 6433999), (11, 5849090), (13, 4949230), (22, 2924545), (26, 2474615), (55, 1169818), (65, 989846), (110, 584909), (130, 494923), (143, 449930), (169, 380710), (286, 224965), (338, 190355), (715, 89986), (845, 76142), (1430, 44993), (1690, 38071), (1859, 34610), (3461, 18590), (3718, 17305), (6922, 9295)]