20174330525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{2399}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 27126835200

約数和(自身を除く): 6952504675

約数列:

[1, 5, 17, 25, 47, 85, 235, 421, 425, 799, 1175, 2105, 2399, 3995, 7157, 10525, 11995, 19787, 19975, 35785, 40783, 59975, 98935, 112753, 178925, 203915, 336379, 494675, 563765, 1009979, 1019575, 1681895, 1916801, 2818825, 5049895, 8409475, 9584005, 17169643, 25249475, 47469013, 47920025, 85848215, 237345065, 429241075, 806973221, 1186725325, 4034866105, 20174330525]

約数ペア:

[(1, 20174330525), (5, 4034866105), (17, 1186725325), (25, 806973221), (47, 429241075), (85, 237345065), (235, 85848215), (421, 47920025), (425, 47469013), (799, 25249475), (1175, 17169643), (2105, 9584005), (2399, 8409475), (3995, 5049895), (7157, 2818825), (10525, 1916801), (11995, 1681895), (19787, 1019575), (19975, 1009979), (35785, 563765), (40783, 494675), (59975, 336379), (98935, 203915), (112753, 178925)]