164047660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37799}}^1$

素因数の和:37846

約数の個数: 48

約数和(自身を含む): 406425600

約数和(自身を除く): 242377940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 37799, 75598, 151196, 188995, 264593, 377990, 529186, 755980, 1058372, 1171769, 1322965, 2343538, 2645930, 4687076, 5291860, 5858845, 8202383, 11717690, 16404766, 23435380, 32809532, 41011915, 82023830, 164047660]

約数ペア:

[(1, 164047660), (2, 82023830), (4, 41011915), (5, 32809532), (7, 23435380), (10, 16404766), (14, 11717690), (20, 8202383), (28, 5858845), (31, 5291860), (35, 4687076), (62, 2645930), (70, 2343538), (124, 1322965), (140, 1171769), (155, 1058372), (217, 755980), (310, 529186), (434, 377990), (620, 264593), (868, 188995), (1085, 151196), (2170, 75598), (4340, 37799)]