66308860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{827}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 147450240

約数和(自身を除く): 81141380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 827, 844, 1055, 1654, 2110, 3308, 4009, 4135, 4220, 8018, 8270, 15713, 16036, 16540, 20045, 31426, 40090, 62852, 78565, 80180, 157130, 174497, 314260, 348994, 697988, 872485, 1744970, 3315443, 3489940, 6630886, 13261772, 16577215, 33154430, 66308860]

約数ペア:

[(1, 66308860), (2, 33154430), (4, 16577215), (5, 13261772), (10, 6630886), (19, 3489940), (20, 3315443), (38, 1744970), (76, 872485), (95, 697988), (190, 348994), (211, 314260), (380, 174497), (422, 157130), (827, 80180), (844, 78565), (1055, 62852), (1654, 40090), (2110, 31426), (3308, 20045), (4009, 16540), (4135, 16036), (4220, 15713), (8018, 8270)]