27022775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 39309984

約数和(自身を除く): 12287209

約数列:

[1, 5, 13, 17, 25, 65, 67, 73, 85, 221, 325, 335, 365, 425, 871, 949, 1105, 1139, 1241, 1675, 1825, 4355, 4745, 4891, 5525, 5695, 6205, 14807, 16133, 21775, 23725, 24455, 28475, 31025, 63583, 74035, 80665, 83147, 122275, 317915, 370175, 403325, 415735, 1080911, 1589575, 2078675, 5404555, 27022775]

約数ペア:

[(1, 27022775), (5, 5404555), (13, 2078675), (17, 1589575), (25, 1080911), (65, 415735), (67, 403325), (73, 370175), (85, 317915), (221, 122275), (325, 83147), (335, 80665), (365, 74035), (425, 63583), (871, 31025), (949, 28475), (1105, 24455), (1139, 23725), (1241, 21775), (1675, 16133), (1825, 14807), (4355, 6205), (4745, 5695), (4891, 5525)]