51799780

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{29101}}^1$

素因数の和:29199

約数の個数: 24

約数和(自身を含む): 110005560

約数和(自身を除く): 58205780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 29101, 58202, 116404, 145505, 291010, 582020, 2589989, 5179978, 10359956, 12949945, 25899890, 51799780]

約数ペア:

[(1, 51799780), (2, 25899890), (4, 12949945), (5, 10359956), (10, 5179978), (20, 2589989), (89, 582020), (178, 291010), (356, 145505), (445, 116404), (890, 58202), (1780, 29101)]