55487840

素因数分解:

$2^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1439}}^1$

素因数の和:1695

約数の個数: 48

約数和(自身を含む): 131725440

約数和(自身を除く): 76237600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241, 482, 964, 1205, 1439, 1928, 2410, 2878, 3856, 4820, 5756, 7195, 7712, 9640, 11512, 14390, 19280, 23024, 28780, 38560, 46048, 57560, 115120, 230240, 346799, 693598, 1387196, 1733995, 2774392, 3467990, 5548784, 6935980, 11097568, 13871960, 27743920, 55487840]

約数ペア:

[(1, 55487840), (2, 27743920), (4, 13871960), (5, 11097568), (8, 6935980), (10, 5548784), (16, 3467990), (20, 2774392), (32, 1733995), (40, 1387196), (80, 693598), (160, 346799), (241, 230240), (482, 115120), (964, 57560), (1205, 46048), (1439, 38560), (1928, 28780), (2410, 23024), (2878, 19280), (3856, 14390), (4820, 11512), (5756, 9640), (7195, 7712)]