66983540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1069}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 152256720

約数和(自身を除く): 85273180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 964, 1069, 1205, 2138, 2410, 3133, 4276, 4820, 5345, 6266, 10690, 12532, 13897, 15665, 21380, 27794, 31330, 55588, 62660, 69485, 138970, 257629, 277940, 515258, 1030516, 1288145, 2576290, 3349177, 5152580, 6698354, 13396708, 16745885, 33491770, 66983540]

約数ペア:

[(1, 66983540), (2, 33491770), (4, 16745885), (5, 13396708), (10, 6698354), (13, 5152580), (20, 3349177), (26, 2576290), (52, 1288145), (65, 1030516), (130, 515258), (241, 277940), (260, 257629), (482, 138970), (964, 69485), (1069, 62660), (1205, 55588), (2138, 31330), (2410, 27794), (3133, 21380), (4276, 15665), (4820, 13897), (5345, 12532), (6266, 10690)]