520056290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1\times {\mathrm{3271}}^1$

素因数の和:4514

約数の個数: 32

約数和(自身を含む): 1009241856

約数和(自身を除く): 489185566

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1223, 2446, 3271, 6115, 6542, 12230, 15899, 16355, 31798, 32710, 42523, 79495, 85046, 158990, 212615, 425230, 4000433, 8000866, 20002165, 40004330, 52005629, 104011258, 260028145, 520056290]

約数ペア:

[(1, 520056290), (2, 260028145), (5, 104011258), (10, 52005629), (13, 40004330), (26, 20002165), (65, 8000866), (130, 4000433), (1223, 425230), (2446, 212615), (3271, 158990), (6115, 85046), (6542, 79495), (12230, 42523), (15899, 32710), (16355, 31798)]