204074705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 261550080

約数和(自身を除く): 57475375

約数列:

[1, 5, 31, 47, 109, 155, 235, 257, 545, 1285, 1457, 3379, 5123, 7285, 7967, 12079, 16895, 25615, 28013, 39835, 60395, 140065, 158813, 374449, 794065, 868403, 1316611, 1872245, 4342015, 6583055, 40814941, 204074705]

約数ペア:

[(1, 204074705), (5, 40814941), (31, 6583055), (47, 4342015), (109, 1872245), (155, 1316611), (235, 868403), (257, 794065), (545, 374449), (1285, 158813), (1457, 140065), (3379, 60395), (5123, 39835), (7285, 28013), (7967, 25615), (12079, 16895)]