669367040

素因数分解:

$2^8\times 5^1\times {\mathrm{522943}}^1$

素因数の和:522964

約数の個数: 36

約数和(自身を含む): 1603346304

約数和(自身を除く): 933979264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 522943, 1045886, 2091772, 2614715, 4183544, 5229430, 8367088, 10458860, 16734176, 20917720, 33468352, 41835440, 66936704, 83670880, 133873408, 167341760, 334683520, 669367040]

約数ペア:

[(1, 669367040), (2, 334683520), (4, 167341760), (5, 133873408), (8, 83670880), (10, 66936704), (16, 41835440), (20, 33468352), (32, 20917720), (40, 16734176), (64, 10458860), (80, 8367088), (128, 5229430), (160, 4183544), (256, 2614715), (320, 2091772), (640, 1045886), (1280, 522943)]