845196280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 1936392480

約数和(自身を除く): 1091196200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 131, 202, 262, 404, 505, 524, 655, 808, 1010, 1048, 1310, 1597, 2020, 2620, 3194, 4040, 5240, 6388, 7985, 12776, 13231, 15970, 26462, 31940, 52924, 63880, 66155, 105848, 132310, 161297, 209207, 264620, 322594, 418414, 529240, 645188, 806485, 836828, 1046035, 1290376, 1612970, 1673656, 2092070, 3225940, 4184140, 6451880, 8368280, 21129907, 42259814, 84519628, 105649535, 169039256, 211299070, 422598140, 845196280]

約数ペア:

[(1, 845196280), (2, 422598140), (4, 211299070), (5, 169039256), (8, 105649535), (10, 84519628), (20, 42259814), (40, 21129907), (101, 8368280), (131, 6451880), (202, 4184140), (262, 3225940), (404, 2092070), (505, 1673656), (524, 1612970), (655, 1290376), (808, 1046035), (1010, 836828), (1048, 806485), (1310, 645188), (1597, 529240), (2020, 418414), (2620, 322594), (3194, 264620), (4040, 209207), (5240, 161297), (6388, 132310), (7985, 105848), (12776, 66155), (13231, 63880), (15970, 52924), (26462, 31940)]