83820380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{85531}}^1$

素因数の和:85554

約数の個数: 36

約数和(自身を含む): 204763608

約数和(自身を除く): 120943228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 85531, 171062, 342124, 427655, 598717, 855310, 1197434, 1710620, 2394868, 2993585, 4191019, 5987170, 8382038, 11974340, 16764076, 20955095, 41910190, 83820380]

約数ペア:

[(1, 83820380), (2, 41910190), (4, 20955095), (5, 16764076), (7, 11974340), (10, 8382038), (14, 5987170), (20, 4191019), (28, 2993585), (35, 2394868), (49, 1710620), (70, 1197434), (98, 855310), (140, 598717), (196, 427655), (245, 342124), (490, 171062), (980, 85531)]