64965400

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{2371}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 152211240

約数和(自身を除く): 87245840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 274, 548, 685, 1096, 1370, 2371, 2740, 3425, 4742, 5480, 6850, 9484, 11855, 13700, 18968, 23710, 27400, 47420, 59275, 94840, 118550, 237100, 324827, 474200, 649654, 1299308, 1624135, 2598616, 3248270, 6496540, 8120675, 12993080, 16241350, 32482700, 64965400]

約数ペア:

[(1, 64965400), (2, 32482700), (4, 16241350), (5, 12993080), (8, 8120675), (10, 6496540), (20, 3248270), (25, 2598616), (40, 1624135), (50, 1299308), (100, 649654), (137, 474200), (200, 324827), (274, 237100), (548, 118550), (685, 94840), (1096, 59275), (1370, 47420), (2371, 27400), (2740, 23710), (3425, 18968), (4742, 13700), (5480, 11855), (6850, 9484)]