281609210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{2707}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 517076352

約数和(自身を除く): 235467142

約数列:

[1, 2, 5, 10, 101, 103, 202, 206, 505, 515, 1010, 1030, 2707, 5414, 10403, 13535, 20806, 27070, 52015, 104030, 273407, 278821, 546814, 557642, 1367035, 1394105, 2734070, 2788210, 28160921, 56321842, 140804605, 281609210]

約数ペア:

[(1, 281609210), (2, 140804605), (5, 56321842), (10, 28160921), (101, 2788210), (103, 2734070), (202, 1394105), (206, 1367035), (505, 557642), (515, 546814), (1010, 278821), (1030, 273407), (2707, 104030), (5414, 52015), (10403, 27070), (13535, 20806)]