28426450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 57636936

約数和(自身を除く): 29210486

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 130, 202, 325, 433, 505, 650, 866, 1010, 1313, 2165, 2525, 2626, 4330, 5050, 5629, 6565, 10825, 11258, 13130, 21650, 28145, 32825, 43733, 56290, 65650, 87466, 140725, 218665, 281450, 437330, 568529, 1093325, 1137058, 2186650, 2842645, 5685290, 14213225, 28426450]

約数ペア:

[(1, 28426450), (2, 14213225), (5, 5685290), (10, 2842645), (13, 2186650), (25, 1137058), (26, 1093325), (50, 568529), (65, 437330), (101, 281450), (130, 218665), (202, 140725), (325, 87466), (433, 65650), (505, 56290), (650, 43733), (866, 32825), (1010, 28145), (1313, 21650), (2165, 13130), (2525, 11258), (2626, 10825), (4330, 6565), (5050, 5629)]