254403100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{7417}}^1$

素因数の和:7452

約数の個数: 72

約数和(自身を含む): 643882400

約数和(自身を除く): 389479300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2450, 3430, 4900, 6860, 7417, 8575, 14834, 17150, 29668, 34300, 37085, 51919, 74170, 103838, 148340, 185425, 207676, 259595, 363433, 370850, 519190, 726866, 741700, 1038380, 1297975, 1453732, 1817165, 2544031, 2595950, 3634330, 5088062, 5191900, 7268660, 9085825, 10176124, 12720155, 18171650, 25440310, 36343300, 50880620, 63600775, 127201550, 254403100]

約数ペア:

[(1, 254403100), (2, 127201550), (4, 63600775), (5, 50880620), (7, 36343300), (10, 25440310), (14, 18171650), (20, 12720155), (25, 10176124), (28, 9085825), (35, 7268660), (49, 5191900), (50, 5088062), (70, 3634330), (98, 2595950), (100, 2544031), (140, 1817165), (175, 1453732), (196, 1297975), (245, 1038380), (343, 741700), (350, 726866), (490, 519190), (686, 370850), (700, 363433), (980, 259595), (1225, 207676), (1372, 185425), (1715, 148340), (2450, 103838), (3430, 74170), (4900, 51919), (6860, 37085), (7417, 34300), (8575, 29668), (14834, 17150)]