210880385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{5419}}^1$

素因数の和:5648

約数の個数: 16

約数和(自身を含む): 260420160

約数和(自身を除く): 49539775

約数列:

[1, 5, 43, 181, 215, 905, 5419, 7783, 27095, 38915, 233017, 980839, 1165085, 4904195, 42176077, 210880385]

約数ペア:

[(1, 210880385), (5, 42176077), (43, 4904195), (181, 1165085), (215, 980839), (905, 233017), (5419, 38915), (7783, 27095)]