1948656500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{79537}}^1$

素因数の和:79570

約数の個数: 72

約数和(自身を含む): 4950763272

約数和(自身を除く): 3002106772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 3500, 4900, 6125, 12250, 24500, 79537, 159074, 318148, 397685, 556759, 795370, 1113518, 1590740, 1988425, 2227036, 2783795, 3897313, 3976850, 5567590, 7794626, 7953700, 9942125, 11135180, 13918975, 15589252, 19486565, 19884250, 27837950, 38973130, 39768500, 55675900, 69594875, 77946260, 97432825, 139189750, 194865650, 278379500, 389731300, 487164125, 974328250, 1948656500]

約数ペア:

[(1, 1948656500), (2, 974328250), (4, 487164125), (5, 389731300), (7, 278379500), (10, 194865650), (14, 139189750), (20, 97432825), (25, 77946260), (28, 69594875), (35, 55675900), (49, 39768500), (50, 38973130), (70, 27837950), (98, 19884250), (100, 19486565), (125, 15589252), (140, 13918975), (175, 11135180), (196, 9942125), (245, 7953700), (250, 7794626), (350, 5567590), (490, 3976850), (500, 3897313), (700, 2783795), (875, 2227036), (980, 1988425), (1225, 1590740), (1750, 1113518), (2450, 795370), (3500, 556759), (4900, 397685), (6125, 318148), (12250, 159074), (24500, 79537)]