208761955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1619}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 279236160

約数和(自身を除く): 70474205

約数列:

[1, 5, 17, 37, 41, 85, 185, 205, 629, 697, 1517, 1619, 3145, 3485, 7585, 8095, 25789, 27523, 59903, 66379, 128945, 137615, 299515, 331895, 1018351, 1128443, 2456023, 5091755, 5642215, 12280115, 41752391, 208761955]

約数ペア:

[(1, 208761955), (5, 41752391), (17, 12280115), (37, 5642215), (41, 5091755), (85, 2456023), (185, 1128443), (205, 1018351), (629, 331895), (697, 299515), (1517, 137615), (1619, 128945), (3145, 66379), (3485, 59903), (7585, 27523), (8095, 25789)]