178180730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1901}}^1$

素因数の和:2031

約数の個数: 64

約数和(自身を含む): 398780928

約数和(自身を除く): 220600198

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 182, 206, 455, 515, 721, 910, 1030, 1339, 1442, 1901, 2678, 3605, 3802, 6695, 7210, 9373, 9505, 13307, 13390, 18746, 19010, 24713, 26614, 46865, 49426, 66535, 93730, 123565, 133070, 172991, 195803, 247130, 345982, 391606, 864955, 979015, 1370621, 1729910, 1958030, 2545439, 2741242, 5090878, 6853105, 12727195, 13706210, 17818073, 25454390, 35636146, 89090365, 178180730]

約数ペア:

[(1, 178180730), (2, 89090365), (5, 35636146), (7, 25454390), (10, 17818073), (13, 13706210), (14, 12727195), (26, 6853105), (35, 5090878), (65, 2741242), (70, 2545439), (91, 1958030), (103, 1729910), (130, 1370621), (182, 979015), (206, 864955), (455, 391606), (515, 345982), (721, 247130), (910, 195803), (1030, 172991), (1339, 133070), (1442, 123565), (1901, 93730), (2678, 66535), (3605, 49426), (3802, 46865), (6695, 26614), (7210, 24713), (9373, 19010), (9505, 18746), (13307, 13390)]