164331040

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10169}}^1$

素因数の和:10285

約数の個数: 48

約数和(自身を含む): 392114520

約数和(自身を除く): 227783480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 10169, 16160, 20338, 40676, 50845, 81352, 101690, 162704, 203380, 325408, 406760, 813520, 1027069, 1627040, 2054138, 4108276, 5135345, 8216552, 10270690, 16433104, 20541380, 32866208, 41082760, 82165520, 164331040]

約数ペア:

[(1, 164331040), (2, 82165520), (4, 41082760), (5, 32866208), (8, 20541380), (10, 16433104), (16, 10270690), (20, 8216552), (32, 5135345), (40, 4108276), (80, 2054138), (101, 1627040), (160, 1027069), (202, 813520), (404, 406760), (505, 325408), (808, 203380), (1010, 162704), (1616, 101690), (2020, 81352), (3232, 50845), (4040, 40676), (8080, 20338), (10169, 16160)]