127960690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2155

約数の個数: 64

約数和(自身を含む): 277022592

約数和(自身を除く): 149061902

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 43, 55, 65, 86, 110, 130, 143, 215, 286, 430, 473, 559, 715, 946, 1118, 1430, 2081, 2365, 2795, 4162, 4730, 5590, 6149, 10405, 12298, 20810, 22891, 27053, 30745, 45782, 54106, 61490, 89483, 114455, 135265, 178966, 228910, 270530, 297583, 447415, 595166, 894830, 984313, 1163279, 1487915, 1968626, 2326558, 2975830, 4921565, 5816395, 9843130, 11632790, 12796069, 25592138, 63980345, 127960690]

約数ペア:

[(1, 127960690), (2, 63980345), (5, 25592138), (10, 12796069), (11, 11632790), (13, 9843130), (22, 5816395), (26, 4921565), (43, 2975830), (55, 2326558), (65, 1968626), (86, 1487915), (110, 1163279), (130, 984313), (143, 894830), (215, 595166), (286, 447415), (430, 297583), (473, 270530), (559, 228910), (715, 178966), (946, 135265), (1118, 114455), (1430, 89483), (2081, 61490), (2365, 54106), (2795, 45782), (4162, 30745), (4730, 27053), (5590, 22891), (6149, 20810), (10405, 12298)]