20160144705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{503563}}^1$

素因数の和:503745

約数の個数: 32

約数和(自身を含む): 34371264384

約数和(自身を除く): 14211119679

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 785, 2355, 2669, 8007, 13345, 40035, 503563, 1510689, 2517815, 7553445, 8560571, 25681713, 42802855, 79059391, 128408565, 237178173, 395296955, 1185890865, 1344009647, 4032028941, 6720048235, 20160144705]

約数ペア:

[(1, 20160144705), (3, 6720048235), (5, 4032028941), (15, 1344009647), (17, 1185890865), (51, 395296955), (85, 237178173), (157, 128408565), (255, 79059391), (471, 42802855), (785, 25681713), (2355, 8560571), (2669, 7553445), (8007, 2517815), (13345, 1510689), (40035, 503563)]