828231775

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 1216797120

約数和(自身を除く): 388565345

約数列:

[1, 5, 7, 25, 35, 41, 89, 175, 205, 287, 445, 623, 1025, 1297, 1435, 2225, 3115, 3649, 6485, 7175, 9079, 15575, 18245, 25543, 32425, 45395, 53177, 91225, 115433, 127715, 226975, 265885, 372239, 577165, 638575, 808031, 1329425, 1861195, 2885825, 4040155, 4732753, 9305975, 20200775, 23663765, 33129271, 118318825, 165646355, 828231775]

約数ペア:

[(1, 828231775), (5, 165646355), (7, 118318825), (25, 33129271), (35, 23663765), (41, 20200775), (89, 9305975), (175, 4732753), (205, 4040155), (287, 2885825), (445, 1861195), (623, 1329425), (1025, 808031), (1297, 638575), (1435, 577165), (2225, 372239), (3115, 265885), (3649, 226975), (6485, 127715), (7175, 115433), (9079, 91225), (15575, 53177), (18245, 45395), (25543, 32425)]