247531948990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1\times {\mathrm{627919}}^1$

素因数の和:628504

約数の個数: 32

約数和(自身を含む): 452102400000

約数和(自身を除く): 204570451010

約数列:

[1, 2, 5, 10, 79, 158, 395, 499, 790, 998, 2495, 4990, 39421, 78842, 197105, 394210, 627919, 1255838, 3139595, 6279190, 49605601, 99211202, 248028005, 313331581, 496056010, 626663162, 1566657905, 3133315810, 24753194899, 49506389798, 123765974495, 247531948990]

約数ペア:

[(1, 247531948990), (2, 123765974495), (5, 49506389798), (10, 24753194899), (79, 3133315810), (158, 1566657905), (395, 626663162), (499, 496056010), (790, 313331581), (998, 248028005), (2495, 99211202), (4990, 49605601), (39421, 6279190), (78842, 3139595), (197105, 1255838), (394210, 627919)]