28513225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1487}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 38747520

約数和(自身を除く): 10234295

約数列:

[1, 5, 13, 25, 59, 65, 295, 325, 767, 1475, 1487, 3835, 7435, 19175, 19331, 37175, 87733, 96655, 438665, 483275, 1140529, 2193325, 5702645, 28513225]

約数ペア:

[(1, 28513225), (5, 5702645), (13, 2193325), (25, 1140529), (59, 483275), (65, 438665), (295, 96655), (325, 87733), (767, 37175), (1475, 19331), (1487, 19175), (3835, 7435)]