25072120

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3463}}^1$

素因数の和:3655

約数の個数: 32

約数和(自身を含む): 56740320

約数和(自身を除く): 31668200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3463, 3620, 6926, 7240, 13852, 17315, 27704, 34630, 69260, 138520, 626803, 1253606, 2507212, 3134015, 5014424, 6268030, 12536060, 25072120]

約数ペア:

[(1, 25072120), (2, 12536060), (4, 6268030), (5, 5014424), (8, 3134015), (10, 2507212), (20, 1253606), (40, 626803), (181, 138520), (362, 69260), (724, 34630), (905, 27704), (1448, 17315), (1810, 13852), (3463, 7240), (3620, 6926)]