90591436

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{7883}}^1$

素因数の和:7930

約数の個数: 36

約数和(自身を含む): 181789272

約数和(自身を除く): 91197836

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 5746, 7883, 11492, 15766, 31532, 102479, 134011, 204958, 268022, 409916, 536044, 1332227, 1742143, 2664454, 3484286, 5328908, 6968572, 22647859, 45295718, 90591436]

約数ペア:

[(1, 90591436), (2, 45295718), (4, 22647859), (13, 6968572), (17, 5328908), (26, 3484286), (34, 2664454), (52, 1742143), (68, 1332227), (169, 536044), (221, 409916), (338, 268022), (442, 204958), (676, 134011), (884, 102479), (2873, 31532), (5746, 15766), (7883, 11492)]