200513885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 300464640

約数和(自身を除く): 99950755

約数列:

[1, 5, 11, 13, 23, 55, 65, 89, 115, 137, 143, 253, 299, 445, 685, 715, 979, 1157, 1265, 1495, 1507, 1781, 2047, 3151, 3289, 4895, 5785, 7535, 8905, 10235, 12193, 12727, 15755, 16445, 19591, 22517, 26611, 34661, 40963, 60965, 63635, 97955, 112585, 133055, 134123, 158509, 173305, 204815, 280439, 292721, 450593, 670615, 792545, 1402195, 1463605, 1743599, 2252965, 3084829, 3645707, 8717995, 15424145, 18228535, 40102777, 200513885]

約数ペア:

[(1, 200513885), (5, 40102777), (11, 18228535), (13, 15424145), (23, 8717995), (55, 3645707), (65, 3084829), (89, 2252965), (115, 1743599), (137, 1463605), (143, 1402195), (253, 792545), (299, 670615), (445, 450593), (685, 292721), (715, 280439), (979, 204815), (1157, 173305), (1265, 158509), (1495, 134123), (1507, 133055), (1781, 112585), (2047, 97955), (3151, 63635), (3289, 60965), (4895, 40963), (5785, 34661), (7535, 26611), (8905, 22517), (10235, 19591), (12193, 16445), (12727, 15755)]