2168361260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{15647}}^1$

素因数の和:15723

約数の個数: 72

約数和(自身を含む): 5051362176

約数和(自身を除く): 2883000916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 205, 260, 338, 410, 533, 676, 820, 845, 1066, 1690, 2132, 2665, 3380, 5330, 6929, 10660, 13858, 15647, 27716, 31294, 34645, 62588, 69290, 78235, 138580, 156470, 203411, 312940, 406822, 641527, 813644, 1017055, 1283054, 2034110, 2566108, 2644343, 3207635, 4068220, 5288686, 6415270, 8339851, 10577372, 12830540, 13221715, 16679702, 26443430, 33359404, 41699255, 52886860, 83398510, 108418063, 166797020, 216836126, 433672252, 542090315, 1084180630, 2168361260]

約数ペア:

[(1, 2168361260), (2, 1084180630), (4, 542090315), (5, 433672252), (10, 216836126), (13, 166797020), (20, 108418063), (26, 83398510), (41, 52886860), (52, 41699255), (65, 33359404), (82, 26443430), (130, 16679702), (164, 13221715), (169, 12830540), (205, 10577372), (260, 8339851), (338, 6415270), (410, 5288686), (533, 4068220), (676, 3207635), (820, 2644343), (845, 2566108), (1066, 2034110), (1690, 1283054), (2132, 1017055), (2665, 813644), (3380, 641527), (5330, 406822), (6929, 312940), (10660, 203411), (13858, 156470), (15647, 138580), (27716, 78235), (31294, 69290), (34645, 62588)]