51013910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 98133120

約数和(自身を除く): 47119210

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 89, 155, 178, 215, 310, 430, 445, 890, 1333, 1849, 2666, 2759, 3698, 3827, 5518, 6665, 7654, 9245, 13330, 13795, 18490, 19135, 27590, 38270, 57319, 114638, 118637, 164561, 237274, 286595, 329122, 573190, 593185, 822805, 1186370, 1645610, 5101391, 10202782, 25506955, 51013910]

約数ペア:

[(1, 51013910), (2, 25506955), (5, 10202782), (10, 5101391), (31, 1645610), (43, 1186370), (62, 822805), (86, 593185), (89, 573190), (155, 329122), (178, 286595), (215, 237274), (310, 164561), (430, 118637), (445, 114638), (890, 57319), (1333, 38270), (1849, 27590), (2666, 19135), (2759, 18490), (3698, 13795), (3827, 13330), (5518, 9245), (6665, 7654)]