66940696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 139618080

約数和(自身を除く): 72677384

約数列:

[1, 2, 4, 8, 17, 34, 37, 53, 68, 74, 106, 136, 148, 212, 251, 296, 424, 502, 629, 901, 1004, 1258, 1802, 1961, 2008, 2516, 3604, 3922, 4267, 5032, 7208, 7844, 8534, 9287, 13303, 15688, 17068, 18574, 26606, 33337, 34136, 37148, 53212, 66674, 74296, 106424, 133348, 157879, 226151, 266696, 315758, 452302, 492211, 631516, 904604, 984422, 1263032, 1809208, 1968844, 3937688, 8367587, 16735174, 33470348, 66940696]

約数ペア:

[(1, 66940696), (2, 33470348), (4, 16735174), (8, 8367587), (17, 3937688), (34, 1968844), (37, 1809208), (53, 1263032), (68, 984422), (74, 904604), (106, 631516), (136, 492211), (148, 452302), (212, 315758), (251, 266696), (296, 226151), (424, 157879), (502, 133348), (629, 106424), (901, 74296), (1004, 66674), (1258, 53212), (1802, 37148), (1961, 34136), (2008, 33337), (2516, 26606), (3604, 18574), (3922, 17068), (4267, 15688), (5032, 13303), (7208, 9287), (7844, 8534)]