127788490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{39563}}^1$

素因数の和:39606

約数の個数: 32

約数和(自身を含む): 256374720

約数和(自身を除く): 128586230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 39563, 79126, 197815, 395630, 672571, 751697, 1345142, 1503394, 3362855, 3758485, 6725710, 7516970, 12778849, 25557698, 63894245, 127788490]

約数ペア:

[(1, 127788490), (2, 63894245), (5, 25557698), (10, 12778849), (17, 7516970), (19, 6725710), (34, 3758485), (38, 3362855), (85, 1503394), (95, 1345142), (170, 751697), (190, 672571), (323, 395630), (646, 197815), (1615, 79126), (3230, 39563)]