51704120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99431}}^1$

素因数の和:99455

約数の個数: 32

約数和(自身を含む): 125284320

約数和(自身を除く): 73580200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99431, 198862, 397724, 497155, 795448, 994310, 1292603, 1988620, 2585206, 3977240, 5170412, 6463015, 10340824, 12926030, 25852060, 51704120]

約数ペア:

[(1, 51704120), (2, 25852060), (4, 12926030), (5, 10340824), (8, 6463015), (10, 5170412), (13, 3977240), (20, 2585206), (26, 1988620), (40, 1292603), (52, 994310), (65, 795448), (104, 497155), (130, 397724), (260, 198862), (520, 99431)]