89105980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2293}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 196549920

約数和(自身を除く): 107443940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 580, 670, 1340, 1943, 2293, 3886, 4586, 7772, 9172, 9715, 11465, 19430, 22930, 38860, 45860, 66497, 132994, 153631, 265988, 307262, 332485, 614524, 664970, 768155, 1329940, 1536310, 3072620, 4455299, 8910598, 17821196, 22276495, 44552990, 89105980]

約数ペア:

[(1, 89105980), (2, 44552990), (4, 22276495), (5, 17821196), (10, 8910598), (20, 4455299), (29, 3072620), (58, 1536310), (67, 1329940), (116, 768155), (134, 664970), (145, 614524), (268, 332485), (290, 307262), (335, 265988), (580, 153631), (670, 132994), (1340, 66497), (1943, 45860), (2293, 38860), (3886, 22930), (4586, 19430), (7772, 11465), (9172, 9715)]