127587680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72493}}^1$

素因数の和:72519

約数の個数: 48

約数和(自身を含む): 328832784

約数和(自身を除く): 201245104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 72493, 144986, 289972, 362465, 579944, 724930, 797423, 1159888, 1449860, 1594846, 2319776, 2899720, 3189692, 3987115, 5799440, 6379384, 7974230, 11598880, 12758768, 15948460, 25517536, 31896920, 63793840, 127587680]

約数ペア:

[(1, 127587680), (2, 63793840), (4, 31896920), (5, 25517536), (8, 15948460), (10, 12758768), (11, 11598880), (16, 7974230), (20, 6379384), (22, 5799440), (32, 3987115), (40, 3189692), (44, 2899720), (55, 2319776), (80, 1594846), (88, 1449860), (110, 1159888), (160, 797423), (176, 724930), (220, 579944), (352, 362465), (440, 289972), (880, 144986), (1760, 72493)]