161429572880

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12852673}}^1$

素因数の和:12852843

約数の個数: 40

約数和(自身を含む): 377714383512

約数和(自身を除く): 216284810632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 12560, 12852673, 25705346, 51410692, 64263365, 102821384, 128526730, 205642768, 257053460, 514106920, 1028213840, 2017869661, 4035739322, 8071478644, 10089348305, 16142957288, 20178696610, 32285914576, 40357393220, 80714786440, 161429572880]

約数ペア:

[(1, 161429572880), (2, 80714786440), (4, 40357393220), (5, 32285914576), (8, 20178696610), (10, 16142957288), (16, 10089348305), (20, 8071478644), (40, 4035739322), (80, 2017869661), (157, 1028213840), (314, 514106920), (628, 257053460), (785, 205642768), (1256, 128526730), (1570, 102821384), (2512, 64263365), (3140, 51410692), (6280, 25705346), (12560, 12852673)]