66815276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 134604288

約数和(自身を除く): 67789012

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 103, 206, 253, 412, 506, 641, 1012, 1133, 1282, 2266, 2369, 2564, 4532, 4738, 7051, 9476, 14102, 14743, 26059, 28204, 29486, 52118, 58972, 66023, 104236, 132046, 162173, 264092, 324346, 648692, 726253, 1452506, 1518529, 2905012, 3037058, 6074116, 16703819, 33407638, 66815276]

約数ペア:

[(1, 66815276), (2, 33407638), (4, 16703819), (11, 6074116), (22, 3037058), (23, 2905012), (44, 1518529), (46, 1452506), (92, 726253), (103, 648692), (206, 324346), (253, 264092), (412, 162173), (506, 132046), (641, 104236), (1012, 66023), (1133, 58972), (1282, 52118), (2266, 29486), (2369, 28204), (2564, 26059), (4532, 14743), (4738, 14102), (7051, 9476)]