51709290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74941}}^1$

素因数の和:74974

約数の個数: 32

約数和(自身を含む): 129499776

約数和(自身を除く): 77790486

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 74941, 149882, 224823, 374705, 449646, 749410, 1124115, 1723643, 2248230, 3447286, 5170929, 8618215, 10341858, 17236430, 25854645, 51709290]

約数ペア:

[(1, 51709290), (2, 25854645), (3, 17236430), (5, 10341858), (6, 8618215), (10, 5170929), (15, 3447286), (23, 2248230), (30, 1723643), (46, 1124115), (69, 749410), (115, 449646), (138, 374705), (230, 224823), (345, 149882), (690, 74941)]