6461900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 14881860

約数和(自身を除く): 8419960

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 179, 190, 358, 361, 380, 475, 716, 722, 895, 950, 1444, 1790, 1805, 1900, 3401, 3580, 3610, 4475, 6802, 7220, 8950, 9025, 13604, 17005, 17900, 18050, 34010, 36100, 64619, 68020, 85025, 129238, 170050, 258476, 323095, 340100, 646190, 1292380, 1615475, 3230950, 6461900]

約数ペア:

[(1, 6461900), (2, 3230950), (4, 1615475), (5, 1292380), (10, 646190), (19, 340100), (20, 323095), (25, 258476), (38, 170050), (50, 129238), (76, 85025), (95, 68020), (100, 64619), (179, 36100), (190, 34010), (358, 18050), (361, 17900), (380, 17005), (475, 13604), (716, 9025), (722, 8950), (895, 7220), (950, 6802), (1444, 4475), (1790, 3610), (1805, 3580), (1900, 3401)]