50170000

素因数分解:

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

素因数の和:230

約数の個数: 100

約数和(自身を含む): 126381420

約数和(自身を除く): 76211420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 145, 173, 200, 232, 250, 290, 346, 400, 464, 500, 580, 625, 692, 725, 865, 1000, 1160, 1250, 1384, 1450, 1730, 2000, 2320, 2500, 2768, 2900, 3460, 3625, 4325, 5000, 5017, 5800, 6920, 7250, 8650, 10000, 10034, 11600, 13840, 14500, 17300, 18125, 20068, 21625, 25085, 29000, 34600, 36250, 40136, 43250, 50170, 58000, 69200, 72500, 80272, 86500, 100340, 108125, 125425, 145000, 173000, 200680, 216250, 250850, 290000, 346000, 401360, 432500, 501700, 627125, 865000, 1003400, 1254250, 1730000, 2006800, 2508500, 3135625, 5017000, 6271250, 10034000, 12542500, 25085000, 50170000]

約数ペア:

[(1, 50170000), (2, 25085000), (4, 12542500), (5, 10034000), (8, 6271250), (10, 5017000), (16, 3135625), (20, 2508500), (25, 2006800), (29, 1730000), (40, 1254250), (50, 1003400), (58, 865000), (80, 627125), (100, 501700), (116, 432500), (125, 401360), (145, 346000), (173, 290000), (200, 250850), (232, 216250), (250, 200680), (290, 173000), (346, 145000), (400, 125425), (464, 108125), (500, 100340), (580, 86500), (625, 80272), (692, 72500), (725, 69200), (865, 58000), (1000, 50170), (1160, 43250), (1250, 40136), (1384, 36250), (1450, 34600), (1730, 29000), (2000, 25085), (2320, 21625), (2500, 20068), (2768, 18125), (2900, 17300), (3460, 14500), (3625, 13840), (4325, 11600), (5000, 10034), (5017, 10000), (5800, 8650), (6920, 7250)]