161826910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19427}}^1$

素因数の和:19465

約数の個数: 48

約数和(自身を含む): 358796304

約数和(自身を除く): 196969394

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 19427, 38854, 97135, 135989, 194270, 271978, 330259, 660518, 679945, 951923, 1359890, 1651295, 1903846, 2311813, 3302590, 4623626, 4759615, 9519230, 11559065, 16182691, 23118130, 32365382, 80913455, 161826910]

約数ペア:

[(1, 161826910), (2, 80913455), (5, 32365382), (7, 23118130), (10, 16182691), (14, 11559065), (17, 9519230), (34, 4759615), (35, 4623626), (49, 3302590), (70, 2311813), (85, 1903846), (98, 1651295), (119, 1359890), (170, 951923), (238, 679945), (245, 660518), (490, 330259), (595, 271978), (833, 194270), (1190, 135989), (1666, 97135), (4165, 38854), (8330, 19427)]