199587400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1079

約数の個数: 96

約数和(自身を含む): 498182400

約数和(自身を除く): 298595000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 53, 76, 95, 100, 106, 152, 190, 200, 212, 265, 380, 424, 475, 530, 760, 950, 991, 1007, 1060, 1325, 1900, 1982, 2014, 2120, 2650, 3800, 3964, 4028, 4955, 5035, 5300, 7928, 8056, 9910, 10070, 10600, 18829, 19820, 20140, 24775, 25175, 37658, 39640, 40280, 49550, 50350, 52523, 75316, 94145, 99100, 100700, 105046, 150632, 188290, 198200, 201400, 210092, 262615, 376580, 420184, 470725, 525230, 753160, 941450, 997937, 1050460, 1313075, 1882900, 1995874, 2100920, 2626150, 3765800, 3991748, 4989685, 5252300, 7983496, 9979370, 10504600, 19958740, 24948425, 39917480, 49896850, 99793700, 199587400]

約数ペア:

[(1, 199587400), (2, 99793700), (4, 49896850), (5, 39917480), (8, 24948425), (10, 19958740), (19, 10504600), (20, 9979370), (25, 7983496), (38, 5252300), (40, 4989685), (50, 3991748), (53, 3765800), (76, 2626150), (95, 2100920), (100, 1995874), (106, 1882900), (152, 1313075), (190, 1050460), (200, 997937), (212, 941450), (265, 753160), (380, 525230), (424, 470725), (475, 420184), (530, 376580), (760, 262615), (950, 210092), (991, 201400), (1007, 198200), (1060, 188290), (1325, 150632), (1900, 105046), (1982, 100700), (2014, 99100), (2120, 94145), (2650, 75316), (3800, 52523), (3964, 50350), (4028, 49550), (4955, 40280), (5035, 39640), (5300, 37658), (7928, 25175), (8056, 24775), (9910, 20140), (10070, 19820), (10600, 18829)]