26529280

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 80

約数和(自身を含む): 65357424

約数和(自身を除く): 38828144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 241, 256, 320, 344, 430, 482, 512, 640, 688, 860, 964, 1205, 1280, 1376, 1720, 1928, 2410, 2560, 2752, 3440, 3856, 4820, 5504, 6880, 7712, 9640, 10363, 11008, 13760, 15424, 19280, 20726, 22016, 27520, 30848, 38560, 41452, 51815, 55040, 61696, 77120, 82904, 103630, 110080, 123392, 154240, 165808, 207260, 308480, 331616, 414520, 616960, 663232, 829040, 1326464, 1658080, 2652928, 3316160, 5305856, 6632320, 13264640, 26529280]

約数ペア:

[(1, 26529280), (2, 13264640), (4, 6632320), (5, 5305856), (8, 3316160), (10, 2652928), (16, 1658080), (20, 1326464), (32, 829040), (40, 663232), (43, 616960), (64, 414520), (80, 331616), (86, 308480), (128, 207260), (160, 165808), (172, 154240), (215, 123392), (241, 110080), (256, 103630), (320, 82904), (344, 77120), (430, 61696), (482, 55040), (512, 51815), (640, 41452), (688, 38560), (860, 30848), (964, 27520), (1205, 22016), (1280, 20726), (1376, 19280), (1720, 15424), (1928, 13760), (2410, 11008), (2560, 10363), (2752, 9640), (3440, 7712), (3856, 6880), (4820, 5504)]