80546060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 203255808

約数和(自身を除く): 122709748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 67, 70, 124, 134, 140, 155, 217, 268, 277, 310, 335, 434, 469, 554, 620, 670, 868, 938, 1085, 1108, 1340, 1385, 1876, 1939, 2077, 2170, 2345, 2770, 3878, 4154, 4340, 4690, 5540, 7756, 8308, 8587, 9380, 9695, 10385, 14539, 17174, 18559, 19390, 20770, 29078, 34348, 37118, 38780, 41540, 42935, 58156, 60109, 72695, 74236, 85870, 92795, 120218, 129913, 145390, 171740, 185590, 240436, 259826, 290780, 300545, 371180, 519652, 575329, 601090, 649565, 1150658, 1202180, 1299130, 2301316, 2598260, 2876645, 4027303, 5753290, 8054606, 11506580, 16109212, 20136515, 40273030, 80546060]

約数ペア:

[(1, 80546060), (2, 40273030), (4, 20136515), (5, 16109212), (7, 11506580), (10, 8054606), (14, 5753290), (20, 4027303), (28, 2876645), (31, 2598260), (35, 2301316), (62, 1299130), (67, 1202180), (70, 1150658), (124, 649565), (134, 601090), (140, 575329), (155, 519652), (217, 371180), (268, 300545), (277, 290780), (310, 259826), (335, 240436), (434, 185590), (469, 171740), (554, 145390), (620, 129913), (670, 120218), (868, 92795), (938, 85870), (1085, 74236), (1108, 72695), (1340, 60109), (1385, 58156), (1876, 42935), (1939, 41540), (2077, 38780), (2170, 37118), (2345, 34348), (2770, 29078), (3878, 20770), (4154, 19390), (4340, 18559), (4690, 17174), (5540, 14539), (7756, 10385), (8308, 9695), (8587, 9380)]