520039775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53201}}^1$

素因数の和:53251

約数の個数: 24

約数和(自身を含む): 712481184

約数和(自身を除く): 192441409

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 53201, 266005, 904417, 1223623, 1330025, 4522085, 6118115, 20801591, 22610425, 30590575, 104007955, 520039775]

約数ペア:

[(1, 520039775), (5, 104007955), (17, 30590575), (23, 22610425), (25, 20801591), (85, 6118115), (115, 4522085), (391, 1330025), (425, 1223623), (575, 904417), (1955, 266005), (9775, 53201)]