20160810425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{294641}}^1$

素因数の和:294698

約数の個数: 48

約数和(自身を含む): 31566765312

約数和(自身を除く): 11405954887

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 161, 175, 391, 425, 575, 595, 805, 1955, 2737, 2975, 4025, 9775, 13685, 68425, 294641, 1473205, 2062487, 5008897, 6776743, 7366025, 10312435, 25044485, 33883715, 35062279, 47437201, 51562175, 115204631, 125222425, 169418575, 175311395, 237186005, 576023155, 806432417, 876556975, 1185930025, 2880115775, 4032162085, 20160810425]

約数ペア:

[(1, 20160810425), (5, 4032162085), (7, 2880115775), (17, 1185930025), (23, 876556975), (25, 806432417), (35, 576023155), (85, 237186005), (115, 175311395), (119, 169418575), (161, 125222425), (175, 115204631), (391, 51562175), (425, 47437201), (575, 35062279), (595, 33883715), (805, 25044485), (1955, 10312435), (2737, 7366025), (2975, 6776743), (4025, 5008897), (9775, 2062487), (13685, 1473205), (68425, 294641)]