52125880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 122388480

約数和(自身を除く): 70262600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 331, 508, 620, 635, 662, 1016, 1240, 1270, 1324, 1655, 2540, 2648, 3310, 3937, 5080, 6620, 7874, 10261, 13240, 15748, 19685, 20522, 31496, 39370, 41044, 42037, 51305, 78740, 82088, 84074, 102610, 157480, 168148, 205220, 210185, 336296, 410440, 420370, 840740, 1303147, 1681480, 2606294, 5212588, 6515735, 10425176, 13031470, 26062940, 52125880]

約数ペア:

[(1, 52125880), (2, 26062940), (4, 13031470), (5, 10425176), (8, 6515735), (10, 5212588), (20, 2606294), (31, 1681480), (40, 1303147), (62, 840740), (124, 420370), (127, 410440), (155, 336296), (248, 210185), (254, 205220), (310, 168148), (331, 157480), (508, 102610), (620, 84074), (635, 82088), (662, 78740), (1016, 51305), (1240, 42037), (1270, 41044), (1324, 39370), (1655, 31496), (2540, 20522), (2648, 19685), (3310, 15748), (3937, 13240), (5080, 10261), (6620, 7874)]