3897472520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{24749}}^1$

素因数の和:24918

約数の個数: 64

約数和(自身を含む): 9123840000

約数和(自身を除く): 5226367480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 2540, 3937, 5080, 7874, 15748, 19685, 24749, 31496, 39370, 49498, 78740, 98996, 123745, 157480, 197992, 247490, 494980, 767219, 989960, 1534438, 3068876, 3143123, 3836095, 6137752, 6286246, 7672190, 12572492, 15344380, 15715615, 25144984, 30688760, 31431230, 62862460, 97436813, 125724920, 194873626, 389747252, 487184065, 779494504, 974368130, 1948736260, 3897472520]

約数ペア:

[(1, 3897472520), (2, 1948736260), (4, 974368130), (5, 779494504), (8, 487184065), (10, 389747252), (20, 194873626), (31, 125724920), (40, 97436813), (62, 62862460), (124, 31431230), (127, 30688760), (155, 25144984), (248, 15715615), (254, 15344380), (310, 12572492), (508, 7672190), (620, 6286246), (635, 6137752), (1016, 3836095), (1240, 3143123), (1270, 3068876), (2540, 1534438), (3937, 989960), (5080, 767219), (7874, 494980), (15748, 247490), (19685, 197992), (24749, 157480), (31496, 123745), (39370, 98996), (49498, 78740)]