27938300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21491}}^1$

素因数の和:21518

約数の個数: 36

約数和(自身を含む): 65292696

約数和(自身を除く): 37354396

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 21491, 42982, 85964, 107455, 214910, 279383, 429820, 537275, 558766, 1074550, 1117532, 1396915, 2149100, 2793830, 5587660, 6984575, 13969150, 27938300]

約数ペア:

[(1, 27938300), (2, 13969150), (4, 6984575), (5, 5587660), (10, 2793830), (13, 2149100), (20, 1396915), (25, 1117532), (26, 1074550), (50, 558766), (52, 537275), (65, 429820), (100, 279383), (130, 214910), (260, 107455), (325, 85964), (650, 42982), (1300, 21491)]