201173570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49919}}^1$

素因数の和:49970

約数の個数: 32

約数和(自身を含む): 402554880

約数和(自身を除く): 201381310

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 49919, 99838, 249595, 499190, 648947, 1297894, 1547489, 3094978, 3244735, 6489470, 7737445, 15474890, 20117357, 40234714, 100586785, 201173570]

約数ペア:

[(1, 201173570), (2, 100586785), (5, 40234714), (10, 20117357), (13, 15474890), (26, 7737445), (31, 6489470), (62, 3244735), (65, 3094978), (130, 1547489), (155, 1297894), (310, 648947), (403, 499190), (806, 249595), (2015, 99838), (4030, 49919)]