328089680720

素因数分解:

$2^4\times 5^1\times {\mathrm{21193}}^1\times {\mathrm{193513}}^1$

素因数の和:214719

約数の個数: 40

約数和(自身を含む): 762848443176

約数和(自身を除く): 434758762456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21193, 42386, 84772, 105965, 169544, 193513, 211930, 339088, 387026, 423860, 774052, 847720, 967565, 1548104, 1695440, 1935130, 3096208, 3870260, 7740520, 15481040, 4101121009, 8202242018, 16404484036, 20505605045, 32808968072, 41011210090, 65617936144, 82022420180, 164044840360, 328089680720]

約数ペア:

[(1, 328089680720), (2, 164044840360), (4, 82022420180), (5, 65617936144), (8, 41011210090), (10, 32808968072), (16, 20505605045), (20, 16404484036), (40, 8202242018), (80, 4101121009), (21193, 15481040), (42386, 7740520), (84772, 3870260), (105965, 3096208), (169544, 1935130), (193513, 1695440), (211930, 1548104), (339088, 967565), (387026, 847720), (423860, 774052)]