87797500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 120

約数和(自身を含む): 228301920

約数和(自身を除く): 140504420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 125, 140, 145, 173, 175, 203, 250, 290, 346, 350, 406, 500, 580, 625, 692, 700, 725, 812, 865, 875, 1015, 1211, 1250, 1450, 1730, 1750, 2030, 2422, 2500, 2900, 3460, 3500, 3625, 4060, 4325, 4375, 4844, 5017, 5075, 6055, 7250, 8650, 8750, 10034, 10150, 12110, 14500, 17300, 17500, 18125, 20068, 20300, 21625, 24220, 25085, 25375, 30275, 35119, 36250, 43250, 50170, 50750, 60550, 70238, 72500, 86500, 100340, 101500, 108125, 121100, 125425, 126875, 140476, 151375, 175595, 216250, 250850, 253750, 302750, 351190, 432500, 501700, 507500, 605500, 627125, 702380, 756875, 877975, 1254250, 1513750, 1755950, 2508500, 3027500, 3135625, 3511900, 4389875, 6271250, 8779750, 12542500, 17559500, 21949375, 43898750, 87797500]

約数ペア:

[(1, 87797500), (2, 43898750), (4, 21949375), (5, 17559500), (7, 12542500), (10, 8779750), (14, 6271250), (20, 4389875), (25, 3511900), (28, 3135625), (29, 3027500), (35, 2508500), (50, 1755950), (58, 1513750), (70, 1254250), (100, 877975), (116, 756875), (125, 702380), (140, 627125), (145, 605500), (173, 507500), (175, 501700), (203, 432500), (250, 351190), (290, 302750), (346, 253750), (350, 250850), (406, 216250), (500, 175595), (580, 151375), (625, 140476), (692, 126875), (700, 125425), (725, 121100), (812, 108125), (865, 101500), (875, 100340), (1015, 86500), (1211, 72500), (1250, 70238), (1450, 60550), (1730, 50750), (1750, 50170), (2030, 43250), (2422, 36250), (2500, 35119), (2900, 30275), (3460, 25375), (3500, 25085), (3625, 24220), (4060, 21625), (4325, 20300), (4375, 20068), (4844, 18125), (5017, 17500), (5075, 17300), (6055, 14500), (7250, 12110), (8650, 10150), (8750, 10034)]