12782900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9833}}^1$

素因数の和:9860

約数の個数: 36

約数和(自身を含む): 29875692

約数和(自身を除く): 17092792

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 9833, 19666, 39332, 49165, 98330, 127829, 196660, 245825, 255658, 491650, 511316, 639145, 983300, 1278290, 2556580, 3195725, 6391450, 12782900]

約数ペア:

[(1, 12782900), (2, 6391450), (4, 3195725), (5, 2556580), (10, 1278290), (13, 983300), (20, 639145), (25, 511316), (26, 491650), (50, 255658), (52, 245825), (65, 196660), (100, 127829), (130, 98330), (260, 49165), (325, 39332), (650, 19666), (1300, 9833)]