161796009620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{165097969}}^1$

素因数の和:165097992

約数の個数: 36

約数和(自身を含む): 395244540180

約数和(自身を除く): 233448530560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 165097969, 330195938, 660391876, 825489845, 1155685783, 1650979690, 2311371566, 3301959380, 4622743132, 5778428915, 8089800481, 11556857830, 16179600962, 23113715660, 32359201924, 40449002405, 80898004810, 161796009620]

約数ペア:

[(1, 161796009620), (2, 80898004810), (4, 40449002405), (5, 32359201924), (7, 23113715660), (10, 16179600962), (14, 11556857830), (20, 8089800481), (28, 5778428915), (35, 4622743132), (49, 3301959380), (70, 2311371566), (98, 1650979690), (140, 1155685783), (196, 825489845), (245, 660391876), (490, 330195938), (980, 165097969)]