20569881285

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1\times {\mathrm{3931}}^1$

素因数の和:4495

約数の個数: 64

約数和(自身を含む): 37097948160

約数和(自身を除く): 16528066875

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 135, 249, 415, 467, 747, 1245, 1401, 2241, 2335, 3735, 3931, 4203, 7005, 11205, 11793, 12609, 19655, 21015, 35379, 38761, 58965, 63045, 106137, 116283, 176895, 193805, 326273, 348849, 530685, 581415, 978819, 1046547, 1631365, 1744245, 1835777, 2936457, 4894095, 5232735, 5507331, 8809371, 9178885, 14682285, 16521993, 27536655, 44046855, 49565979, 82609965, 152369491, 247829895, 457108473, 761847455, 1371325419, 2285542365, 4113976257, 6856627095, 20569881285]

約数ペア:

[(1, 20569881285), (3, 6856627095), (5, 4113976257), (9, 2285542365), (15, 1371325419), (27, 761847455), (45, 457108473), (83, 247829895), (135, 152369491), (249, 82609965), (415, 49565979), (467, 44046855), (747, 27536655), (1245, 16521993), (1401, 14682285), (2241, 9178885), (2335, 8809371), (3735, 5507331), (3931, 5232735), (4203, 4894095), (7005, 2936457), (11205, 1835777), (11793, 1744245), (12609, 1631365), (19655, 1046547), (21015, 978819), (35379, 581415), (38761, 530685), (58965, 348849), (63045, 326273), (106137, 193805), (116283, 176895)]