25098400

素因数分解:

$2^5\times 5^2\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 72

約数和(自身を含む): 61988220

約数和(自身を除く): 36889820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 137, 160, 200, 229, 274, 400, 458, 548, 685, 800, 916, 1096, 1145, 1370, 1832, 2192, 2290, 2740, 3425, 3664, 4384, 4580, 5480, 5725, 6850, 7328, 9160, 10960, 11450, 13700, 18320, 21920, 22900, 27400, 31373, 36640, 45800, 54800, 62746, 91600, 109600, 125492, 156865, 183200, 250984, 313730, 501968, 627460, 784325, 1003936, 1254920, 1568650, 2509840, 3137300, 5019680, 6274600, 12549200, 25098400]

約数ペア:

[(1, 25098400), (2, 12549200), (4, 6274600), (5, 5019680), (8, 3137300), (10, 2509840), (16, 1568650), (20, 1254920), (25, 1003936), (32, 784325), (40, 627460), (50, 501968), (80, 313730), (100, 250984), (137, 183200), (160, 156865), (200, 125492), (229, 109600), (274, 91600), (400, 62746), (458, 54800), (548, 45800), (685, 36640), (800, 31373), (916, 27400), (1096, 22900), (1145, 21920), (1370, 18320), (1832, 13700), (2192, 11450), (2290, 10960), (2740, 9160), (3425, 7328), (3664, 6850), (4384, 5725), (4580, 5480)]