53890330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1613}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 104935824

約数和(自身を除く): 51045494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 1613, 2570, 3226, 3341, 6682, 8065, 16130, 16705, 20969, 33410, 41938, 104845, 209690, 414541, 829082, 2072705, 4145410, 5389033, 10778066, 26945165, 53890330]

約数ペア:

[(1, 53890330), (2, 26945165), (5, 10778066), (10, 5389033), (13, 4145410), (26, 2072705), (65, 829082), (130, 414541), (257, 209690), (514, 104845), (1285, 41938), (1613, 33410), (2570, 20969), (3226, 16705), (3341, 16130), (6682, 8065)]