2778971390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{8837}}^1$

素因数の和:8957

約数の個数: 64

約数和(自身を含む): 5612483520

約数和(自身を除く): 2833512130

約数列:

[1, 2, 5, 10, 13, 26, 41, 59, 65, 82, 118, 130, 205, 295, 410, 533, 590, 767, 1066, 1534, 2419, 2665, 3835, 4838, 5330, 7670, 8837, 12095, 17674, 24190, 31447, 44185, 62894, 88370, 114881, 157235, 229762, 314470, 362317, 521383, 574405, 724634, 1042766, 1148810, 1811585, 2606915, 3623170, 4710121, 5213830, 6777979, 9420242, 13555958, 21376703, 23550605, 33889895, 42753406, 47101210, 67779790, 106883515, 213767030, 277897139, 555794278, 1389485695, 2778971390]

約数ペア:

[(1, 2778971390), (2, 1389485695), (5, 555794278), (10, 277897139), (13, 213767030), (26, 106883515), (41, 67779790), (59, 47101210), (65, 42753406), (82, 33889895), (118, 23550605), (130, 21376703), (205, 13555958), (295, 9420242), (410, 6777979), (533, 5213830), (590, 4710121), (767, 3623170), (1066, 2606915), (1534, 1811585), (2419, 1148810), (2665, 1042766), (3835, 724634), (4838, 574405), (5330, 521383), (7670, 362317), (8837, 314470), (12095, 229762), (17674, 157235), (24190, 114881), (31447, 88370), (44185, 62894)]