51780570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3391}}^1$

素因数の和:3910

約数の個数: 32

約数和(自身を含む): 124554240

約数和(自身を除く): 72773670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 509, 1018, 1527, 2545, 3054, 3391, 5090, 6782, 7635, 10173, 15270, 16955, 20346, 33910, 50865, 101730, 1726019, 3452038, 5178057, 8630095, 10356114, 17260190, 25890285, 51780570]

約数ペア:

[(1, 51780570), (2, 25890285), (3, 17260190), (5, 10356114), (6, 8630095), (10, 5178057), (15, 3452038), (30, 1726019), (509, 101730), (1018, 50865), (1527, 33910), (2545, 20346), (3054, 16955), (3391, 15270), (5090, 10173), (6782, 7635)]