285526540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{13901}}^1$

素因数の和:14002

約数の個数: 48

約数和(自身を含む): 653950080

約数和(自身を除く): 368423540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 13901, 20540, 27802, 55604, 69505, 139010, 180713, 278020, 361426, 722852, 903565, 1098179, 1807130, 2196358, 3614260, 4392716, 5490895, 10981790, 14276327, 21963580, 28552654, 57105308, 71381635, 142763270, 285526540]

約数ペア:

[(1, 285526540), (2, 142763270), (4, 71381635), (5, 57105308), (10, 28552654), (13, 21963580), (20, 14276327), (26, 10981790), (52, 5490895), (65, 4392716), (79, 3614260), (130, 2196358), (158, 1807130), (260, 1098179), (316, 903565), (395, 722852), (790, 361426), (1027, 278020), (1580, 180713), (2054, 139010), (4108, 69505), (5135, 55604), (10270, 27802), (13901, 20540)]