208652275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{3547}}^1$

素因数の和:3751

約数の個数: 24

約数和(自身を含む): 280249424

約数和(自身を除く): 71597149

約数列:

[1, 5, 13, 25, 65, 181, 325, 905, 2353, 3547, 4525, 11765, 17735, 46111, 58825, 88675, 230555, 642007, 1152775, 3210035, 8346091, 16050175, 41730455, 208652275]

約数ペア:

[(1, 208652275), (5, 41730455), (13, 16050175), (25, 8346091), (65, 3210035), (181, 1152775), (325, 642007), (905, 230555), (2353, 88675), (3547, 58825), (4525, 46111), (11765, 17735)]