2912989850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{2939}}^1$

素因数の和:3455

約数の個数: 48

約数和(自身を含む): 5558081760

約数和(自身を除く): 2645091910

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 461, 922, 1075, 2150, 2305, 2939, 4610, 5878, 11525, 14695, 19823, 23050, 29390, 39646, 73475, 99115, 126377, 146950, 198230, 252754, 495575, 631885, 991150, 1263770, 1354879, 2709758, 3159425, 6318850, 6774395, 13548790, 33871975, 58259797, 67743950, 116519594, 291298985, 582597970, 1456494925, 2912989850]

約数ペア:

[(1, 2912989850), (2, 1456494925), (5, 582597970), (10, 291298985), (25, 116519594), (43, 67743950), (50, 58259797), (86, 33871975), (215, 13548790), (430, 6774395), (461, 6318850), (922, 3159425), (1075, 2709758), (2150, 1354879), (2305, 1263770), (2939, 991150), (4610, 631885), (5878, 495575), (11525, 252754), (14695, 198230), (19823, 146950), (23050, 126377), (29390, 99115), (39646, 73475)]