157445210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63743}}^1$

素因数の和:63782

約数の個数: 32

約数和(自身を含む): 321269760

約数和(自身を除く): 163824550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 63743, 127486, 318715, 637430, 828659, 1211117, 1657318, 2422234, 4143295, 6055585, 8286590, 12111170, 15744521, 31489042, 78722605, 157445210]

約数ペア:

[(1, 157445210), (2, 78722605), (5, 31489042), (10, 15744521), (13, 12111170), (19, 8286590), (26, 6055585), (38, 4143295), (65, 2422234), (95, 1657318), (130, 1211117), (190, 828659), (247, 637430), (494, 318715), (1235, 127486), (2470, 63743)]