129308840

素因数分解:

$2^3\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{2063}}^1$

素因数の和:3641

約数の個数: 32

約数和(自身を含む): 291271680

約数和(自身を除く): 161962840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1567, 2063, 3134, 4126, 6268, 7835, 8252, 10315, 12536, 15670, 16504, 20630, 31340, 41260, 62680, 82520, 3232721, 6465442, 12930884, 16163605, 25861768, 32327210, 64654420, 129308840]

約数ペア:

[(1, 129308840), (2, 64654420), (4, 32327210), (5, 25861768), (8, 16163605), (10, 12930884), (20, 6465442), (40, 3232721), (1567, 82520), (2063, 62680), (3134, 41260), (4126, 31340), (6268, 20630), (7835, 16504), (8252, 15670), (10315, 12536)]