25511330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 49690368

約数和(自身を除く): 24179038

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 631, 1262, 1555, 3110, 3155, 4043, 6310, 8086, 8203, 16406, 20215, 40430, 41015, 82030, 196241, 392482, 981205, 1962410, 2551133, 5102266, 12755665, 25511330]

約数ペア:

[(1, 25511330), (2, 12755665), (5, 5102266), (10, 2551133), (13, 1962410), (26, 981205), (65, 392482), (130, 196241), (311, 82030), (622, 41015), (631, 40430), (1262, 20215), (1555, 16406), (3110, 8203), (3155, 8086), (4043, 6310)]