2563669940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1613}}^1\times {\mathrm{6113}}^1$

素因数の和:7748

約数の個数: 48

約数和(自身を含む): 5802381648

約数和(自身を除く): 3238711708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1613, 3226, 6113, 6452, 8065, 12226, 16130, 20969, 24452, 30565, 32260, 41938, 61130, 79469, 83876, 104845, 122260, 158938, 209690, 317876, 397345, 419380, 794690, 1589380, 9860269, 19720538, 39441076, 49301345, 98602690, 128183497, 197205380, 256366994, 512733988, 640917485, 1281834970, 2563669940]

約数ペア:

[(1, 2563669940), (2, 1281834970), (4, 640917485), (5, 512733988), (10, 256366994), (13, 197205380), (20, 128183497), (26, 98602690), (52, 49301345), (65, 39441076), (130, 19720538), (260, 9860269), (1613, 1589380), (3226, 794690), (6113, 419380), (6452, 397345), (8065, 317876), (12226, 209690), (16130, 158938), (20969, 122260), (24452, 104845), (30565, 83876), (32260, 79469), (41938, 61130)]