40279005

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 78624000

約数和(自身を除く): 38344995

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 59, 65, 117, 135, 177, 195, 295, 351, 389, 531, 585, 767, 885, 1167, 1593, 1755, 1945, 2301, 2655, 3501, 3835, 5057, 5835, 6903, 7965, 10503, 11505, 15171, 17505, 20709, 22951, 25285, 34515, 45513, 52515, 68853, 75855, 103545, 114755, 136539, 206559, 227565, 298363, 344265, 619677, 682695, 895089, 1032795, 1491815, 2685267, 3098385, 4475445, 8055801, 13426335, 40279005]

約数ペア:

[(1, 40279005), (3, 13426335), (5, 8055801), (9, 4475445), (13, 3098385), (15, 2685267), (27, 1491815), (39, 1032795), (45, 895089), (59, 682695), (65, 619677), (117, 344265), (135, 298363), (177, 227565), (195, 206559), (295, 136539), (351, 114755), (389, 103545), (531, 75855), (585, 68853), (767, 52515), (885, 45513), (1167, 34515), (1593, 25285), (1755, 22951), (1945, 20709), (2301, 17505), (2655, 15171), (3501, 11505), (3835, 10503), (5057, 7965), (5835, 6903)]