53820385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 71327520

約数和(自身を除く): 17507135

約数列:

[1, 5, 17, 37, 85, 109, 157, 185, 545, 629, 785, 1853, 2669, 3145, 4033, 5809, 9265, 13345, 17113, 20165, 29045, 68561, 85565, 98753, 290921, 342805, 493765, 633181, 1454605, 3165905, 10764077, 53820385]

約数ペア:

[(1, 53820385), (5, 10764077), (17, 3165905), (37, 1454605), (85, 633181), (109, 493765), (157, 342805), (185, 290921), (545, 98753), (629, 85565), (785, 68561), (1853, 29045), (2669, 20165), (3145, 17113), (4033, 13345), (5809, 9265)]