55195890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7159}}^1$

素因数の和:7426

約数の個数: 32

約数和(自身を含む): 133004160

約数和(自身を除く): 77808270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7159, 7710, 14318, 21477, 35795, 42954, 71590, 107385, 214770, 1839863, 3679726, 5519589, 9199315, 11039178, 18398630, 27597945, 55195890]

約数ペア:

[(1, 55195890), (2, 27597945), (3, 18398630), (5, 11039178), (6, 9199315), (10, 5519589), (15, 3679726), (30, 1839863), (257, 214770), (514, 107385), (771, 71590), (1285, 42954), (1542, 35795), (2570, 21477), (3855, 14318), (7159, 7710)]