207714260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25771}}^1$

素因数の和:25824

約数の個数: 48

約数和(自身を含む): 484925952

約数和(自身を除く): 277211692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 25771, 51542, 103084, 128855, 257710, 335023, 515420, 670046, 798901, 1340092, 1597802, 1675115, 3195604, 3350230, 3994505, 6700460, 7989010, 10385713, 15978020, 20771426, 41542852, 51928565, 103857130, 207714260]

約数ペア:

[(1, 207714260), (2, 103857130), (4, 51928565), (5, 41542852), (10, 20771426), (13, 15978020), (20, 10385713), (26, 7989010), (31, 6700460), (52, 3994505), (62, 3350230), (65, 3195604), (124, 1675115), (130, 1597802), (155, 1340092), (260, 798901), (310, 670046), (403, 515420), (620, 335023), (806, 257710), (1612, 128855), (2015, 103084), (4030, 51542), (8060, 25771)]