334728580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 712514880

約数和(自身を除く): 377786300

約数列:

[1, 2, 4, 5, 10, 20, 131, 251, 262, 502, 509, 524, 655, 1004, 1018, 1255, 1310, 2036, 2510, 2545, 2620, 5020, 5090, 10180, 32881, 65762, 66679, 127759, 131524, 133358, 164405, 255518, 266716, 328810, 333395, 511036, 638795, 657620, 666790, 1277590, 1333580, 2555180, 16736429, 33472858, 66945716, 83682145, 167364290, 334728580]

約数ペア:

[(1, 334728580), (2, 167364290), (4, 83682145), (5, 66945716), (10, 33472858), (20, 16736429), (131, 2555180), (251, 1333580), (262, 1277590), (502, 666790), (509, 657620), (524, 638795), (655, 511036), (1004, 333395), (1018, 328810), (1255, 266716), (1310, 255518), (2036, 164405), (2510, 133358), (2545, 131524), (2620, 127759), (5020, 66679), (5090, 65762), (10180, 32881)]