201130840

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{63649}}^1$

素因数の和:63739

約数の個数: 32

約数和(自身を含む): 458280000

約数和(自身を除く): 257149160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 63649, 127298, 254596, 318245, 509192, 636490, 1272980, 2545960, 5028271, 10056542, 20113084, 25141355, 40226168, 50282710, 100565420, 201130840]

約数ペア:

[(1, 201130840), (2, 100565420), (4, 50282710), (5, 40226168), (8, 25141355), (10, 20113084), (20, 10056542), (40, 5028271), (79, 2545960), (158, 1272980), (316, 636490), (395, 509192), (632, 318245), (790, 254596), (1580, 127298), (3160, 63649)]