25999090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4651}}^1$

素因数の和:4714

約数の個数: 32

約数和(自身を含む): 51581376

約数和(自身を除く): 25582286

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 4651, 5590, 9302, 23255, 46510, 60463, 120926, 199993, 302315, 399986, 604630, 999965, 1999930, 2599909, 5199818, 12999545, 25999090]

約数ペア:

[(1, 25999090), (2, 12999545), (5, 5199818), (10, 2599909), (13, 1999930), (26, 999965), (43, 604630), (65, 399986), (86, 302315), (130, 199993), (215, 120926), (430, 60463), (559, 46510), (1118, 23255), (2795, 9302), (4651, 5590)]