105080540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{128147}}^1$

素因数の和:128197

約数の個数: 24

約数和(自身を含む): 226053072

約数和(自身を除く): 120972532

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 128147, 256294, 512588, 640735, 1281470, 2562940, 5254027, 10508054, 21016108, 26270135, 52540270, 105080540]

約数ペア:

[(1, 105080540), (2, 52540270), (4, 26270135), (5, 21016108), (10, 10508054), (20, 5254027), (41, 2562940), (82, 1281470), (164, 640735), (205, 512588), (410, 256294), (820, 128147)]