51648870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18919}}^1$

素因数の和:18949

約数の個数: 64

約数和(自身を含む): 152570880

約数和(自身を除く): 100922010

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 18919, 37838, 56757, 94595, 113514, 132433, 189190, 245947, 264866, 283785, 397299, 491894, 567570, 662165, 737841, 794598, 1229735, 1324330, 1475682, 1721629, 1986495, 2459470, 3443258, 3689205, 3972990, 5164887, 7378410, 8608145, 10329774, 17216290, 25824435, 51648870]

約数ペア:

[(1, 51648870), (2, 25824435), (3, 17216290), (5, 10329774), (6, 8608145), (7, 7378410), (10, 5164887), (13, 3972990), (14, 3689205), (15, 3443258), (21, 2459470), (26, 1986495), (30, 1721629), (35, 1475682), (39, 1324330), (42, 1229735), (65, 794598), (70, 737841), (78, 662165), (91, 567570), (105, 491894), (130, 397299), (182, 283785), (195, 264866), (210, 245947), (273, 189190), (390, 132433), (455, 113514), (546, 94595), (910, 56757), (1365, 37838), (2730, 18919)]