259201410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{664619}}^1$

素因数の和:664642

約数の個数: 32

約数和(自身を含む): 669936960

約数和(自身を除く): 410735550

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 664619, 1329238, 1993857, 3323095, 3987714, 6646190, 8640047, 9969285, 17280094, 19938570, 25920141, 43200235, 51840282, 86400470, 129600705, 259201410]

約数ペア:

[(1, 259201410), (2, 129600705), (3, 86400470), (5, 51840282), (6, 43200235), (10, 25920141), (13, 19938570), (15, 17280094), (26, 9969285), (30, 8640047), (39, 6646190), (65, 3987714), (78, 3323095), (130, 1993857), (195, 1329238), (390, 664619)]