489482825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 673925616

約数和(自身を除く): 184442791

約数列:

[1, 5, 13, 25, 53, 65, 157, 181, 265, 325, 689, 785, 905, 1325, 2041, 2353, 3445, 3925, 4525, 8321, 9593, 10205, 11765, 17225, 28417, 41605, 47965, 51025, 58825, 108173, 124709, 142085, 208025, 239825, 369421, 540865, 623545, 710425, 1506101, 1847105, 2704325, 3117725, 7530505, 9235525, 19579313, 37652525, 97896565, 489482825]

約数ペア:

[(1, 489482825), (5, 97896565), (13, 37652525), (25, 19579313), (53, 9235525), (65, 7530505), (157, 3117725), (181, 2704325), (265, 1847105), (325, 1506101), (689, 710425), (785, 623545), (905, 540865), (1325, 369421), (2041, 239825), (2353, 208025), (3445, 142085), (3925, 124709), (4525, 108173), (8321, 58825), (9593, 51025), (10205, 47965), (11765, 41605), (17225, 28417)]