25528072

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 49180320

約数和(自身を除く): 23652248

約数列:

[1, 2, 4, 8, 67, 97, 134, 194, 268, 388, 491, 536, 776, 982, 1964, 3928, 6499, 12998, 25996, 32897, 47627, 51992, 65794, 95254, 131588, 190508, 263176, 381016, 3191009, 6382018, 12764036, 25528072]

約数ペア:

[(1, 25528072), (2, 12764036), (4, 6382018), (8, 3191009), (67, 381016), (97, 263176), (134, 190508), (194, 131588), (268, 95254), (388, 65794), (491, 51992), (536, 47627), (776, 32897), (982, 25996), (1964, 12998), (3928, 6499)]