8311725

素因数分解:

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

素因数の和:127

約数の個数: 72

約数和(自身を含む): 16452072

約数和(自身を除く): 8140347

約数列:

[1, 3, 5, 9, 15, 17, 25, 41, 45, 51, 53, 75, 85, 123, 153, 159, 205, 225, 255, 265, 369, 425, 477, 615, 697, 765, 795, 901, 1025, 1275, 1325, 1845, 2091, 2173, 2385, 2703, 3075, 3485, 3825, 3975, 4505, 6273, 6519, 8109, 9225, 10455, 10865, 11925, 13515, 17425, 19557, 22525, 31365, 32595, 36941, 40545, 52275, 54325, 67575, 97785, 110823, 156825, 162975, 184705, 202725, 332469, 488925, 554115, 923525, 1662345, 2770575, 8311725]

約数ペア:

[(1, 8311725), (3, 2770575), (5, 1662345), (9, 923525), (15, 554115), (17, 488925), (25, 332469), (41, 202725), (45, 184705), (51, 162975), (53, 156825), (75, 110823), (85, 97785), (123, 67575), (153, 54325), (159, 52275), (205, 40545), (225, 36941), (255, 32595), (265, 31365), (369, 22525), (425, 19557), (477, 17425), (615, 13515), (697, 11925), (765, 10865), (795, 10455), (901, 9225), (1025, 8109), (1275, 6519), (1325, 6273), (1845, 4505), (2091, 3975), (2173, 3825), (2385, 3485), (2703, 3075)]