258049360

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{6997}}^1$

素因数の和:7471

約数の個数: 40

約数和(自身を含む): 601352136

約数和(自身を除く): 343302776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 922, 1844, 2305, 3688, 4610, 6997, 7376, 9220, 13994, 18440, 27988, 34985, 36880, 55976, 69970, 111952, 139940, 279880, 559760, 3225617, 6451234, 12902468, 16128085, 25804936, 32256170, 51609872, 64512340, 129024680, 258049360]

約数ペア:

[(1, 258049360), (2, 129024680), (4, 64512340), (5, 51609872), (8, 32256170), (10, 25804936), (16, 16128085), (20, 12902468), (40, 6451234), (80, 3225617), (461, 559760), (922, 279880), (1844, 139940), (2305, 111952), (3688, 69970), (4610, 55976), (6997, 36880), (7376, 34985), (9220, 27988), (13994, 18440)]