84266780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 194240592

約数和(自身を除く): 109973812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 169, 214, 233, 260, 338, 428, 466, 535, 676, 845, 932, 1070, 1165, 1391, 1690, 2140, 2330, 2782, 3029, 3380, 4660, 5564, 6058, 6955, 12116, 13910, 15145, 18083, 24931, 27820, 30290, 36166, 39377, 49862, 60580, 72332, 78754, 90415, 99724, 124655, 157508, 180830, 196885, 249310, 324103, 361660, 393770, 498620, 648206, 787540, 1296412, 1620515, 3241030, 4213339, 6482060, 8426678, 16853356, 21066695, 42133390, 84266780]

約数ペア:

[(1, 84266780), (2, 42133390), (4, 21066695), (5, 16853356), (10, 8426678), (13, 6482060), (20, 4213339), (26, 3241030), (52, 1620515), (65, 1296412), (107, 787540), (130, 648206), (169, 498620), (214, 393770), (233, 361660), (260, 324103), (338, 249310), (428, 196885), (466, 180830), (535, 157508), (676, 124655), (845, 99724), (932, 90415), (1070, 78754), (1165, 72332), (1391, 60580), (1690, 49862), (2140, 39377), (2330, 36166), (2782, 30290), (3029, 27820), (3380, 24931), (4660, 18083), (5564, 15145), (6058, 13910), (6955, 12116)]