252956080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{243227}}^1$

素因数の和:243253

約数の個数: 40

約数和(自身を含む): 633365712

約数和(自身を除く): 380409632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 243227, 486454, 972908, 1216135, 1945816, 2432270, 3161951, 3891632, 4864540, 6323902, 9729080, 12647804, 15809755, 19458160, 25295608, 31619510, 50591216, 63239020, 126478040, 252956080]

約数ペア:

[(1, 252956080), (2, 126478040), (4, 63239020), (5, 50591216), (8, 31619510), (10, 25295608), (13, 19458160), (16, 15809755), (20, 12647804), (26, 9729080), (40, 6323902), (52, 4864540), (65, 3891632), (80, 3161951), (104, 2432270), (130, 1945816), (208, 1216135), (260, 972908), (520, 486454), (1040, 243227)]