2770575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 5062176

約数和(自身を除く): 2291601

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 53, 75, 85, 123, 159, 205, 255, 265, 425, 615, 697, 795, 901, 1025, 1275, 1325, 2091, 2173, 2703, 3075, 3485, 3975, 4505, 6519, 10455, 10865, 13515, 17425, 22525, 32595, 36941, 52275, 54325, 67575, 110823, 162975, 184705, 554115, 923525, 2770575]

約数ペア:

[(1, 2770575), (3, 923525), (5, 554115), (15, 184705), (17, 162975), (25, 110823), (41, 67575), (51, 54325), (53, 52275), (75, 36941), (85, 32595), (123, 22525), (159, 17425), (205, 13515), (255, 10865), (265, 10455), (425, 6519), (615, 4505), (697, 3975), (795, 3485), (901, 3075), (1025, 2703), (1275, 2173), (1325, 2091)]