20132579995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2116

約数の個数: 64

約数和(自身を含む): 28168197120

約数和(自身を除く): 8035617125

約数列:

[1, 5, 11, 23, 55, 61, 115, 139, 253, 305, 671, 695, 1265, 1403, 1529, 1877, 3197, 3355, 7015, 7645, 8479, 9385, 15433, 15985, 20647, 35167, 42395, 43171, 77165, 93269, 103235, 114497, 175835, 195017, 215855, 260903, 466345, 474881, 572485, 975085, 1259467, 1304515, 2145187, 2374405, 2633431, 2869933, 6000769, 6297335, 10725935, 13167155, 14349665, 15915083, 28967741, 30003845, 66008459, 79575415, 144838705, 175065913, 330042295, 366046909, 875329565, 1830234545, 4026515999, 20132579995]

約数ペア:

[(1, 20132579995), (5, 4026515999), (11, 1830234545), (23, 875329565), (55, 366046909), (61, 330042295), (115, 175065913), (139, 144838705), (253, 79575415), (305, 66008459), (671, 30003845), (695, 28967741), (1265, 15915083), (1403, 14349665), (1529, 13167155), (1877, 10725935), (3197, 6297335), (3355, 6000769), (7015, 2869933), (7645, 2633431), (8479, 2374405), (9385, 2145187), (15433, 1304515), (15985, 1259467), (20647, 975085), (35167, 572485), (42395, 474881), (43171, 466345), (77165, 260903), (93269, 215855), (103235, 195017), (114497, 175835)]