101259640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 237404160

約数和(自身を除く): 136144520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 643, 1016, 1240, 1270, 1286, 2540, 2572, 3215, 3937, 5080, 5144, 6430, 7874, 12860, 15748, 19685, 19933, 25720, 31496, 39370, 39866, 78740, 79732, 81661, 99665, 157480, 159464, 163322, 199330, 326644, 398660, 408305, 653288, 797320, 816610, 1633220, 2531491, 3266440, 5062982, 10125964, 12657455, 20251928, 25314910, 50629820, 101259640]

約数ペア:

[(1, 101259640), (2, 50629820), (4, 25314910), (5, 20251928), (8, 12657455), (10, 10125964), (20, 5062982), (31, 3266440), (40, 2531491), (62, 1633220), (124, 816610), (127, 797320), (155, 653288), (248, 408305), (254, 398660), (310, 326644), (508, 199330), (620, 163322), (635, 159464), (643, 157480), (1016, 99665), (1240, 81661), (1270, 79732), (1286, 78740), (2540, 39866), (2572, 39370), (3215, 31496), (3937, 25720), (5080, 19933), (5144, 19685), (6430, 15748), (7874, 12860)]