25275400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:2998

約数の個数: 48

約数和(自身を含む): 60152400

約数和(自身を除く): 34877000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 2939, 4300, 5878, 8600, 11756, 14695, 23512, 29390, 58780, 73475, 117560, 126377, 146950, 252754, 293900, 505508, 587800, 631885, 1011016, 1263770, 2527540, 3159425, 5055080, 6318850, 12637700, 25275400]

約数ペア:

[(1, 25275400), (2, 12637700), (4, 6318850), (5, 5055080), (8, 3159425), (10, 2527540), (20, 1263770), (25, 1011016), (40, 631885), (43, 587800), (50, 505508), (86, 293900), (100, 252754), (172, 146950), (200, 126377), (215, 117560), (344, 73475), (430, 58780), (860, 29390), (1075, 23512), (1720, 14695), (2150, 11756), (2939, 8600), (4300, 5878)]