25251330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64747}}^1$

素因数の和:64770

約数の個数: 32

約数和(自身を含む): 65265984

約数和(自身を除く): 40014654

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 64747, 129494, 194241, 323735, 388482, 647470, 841711, 971205, 1683422, 1942410, 2525133, 4208555, 5050266, 8417110, 12625665, 25251330]

約数ペア:

[(1, 25251330), (2, 12625665), (3, 8417110), (5, 5050266), (6, 4208555), (10, 2525133), (13, 1942410), (15, 1683422), (26, 971205), (30, 841711), (39, 647470), (65, 388482), (78, 323735), (130, 194241), (195, 129494), (390, 64747)]