72106580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39619}}^1$

素因数の和:39648

約数の個数: 48

約数和(自身を含む): 186372480

約数和(自身を除く): 114265900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 39619, 79238, 158476, 198095, 277333, 396190, 515047, 554666, 792380, 1030094, 1109332, 1386665, 2060188, 2575235, 2773330, 3605329, 5150470, 5546660, 7210658, 10300940, 14421316, 18026645, 36053290, 72106580]

約数ペア:

[(1, 72106580), (2, 36053290), (4, 18026645), (5, 14421316), (7, 10300940), (10, 7210658), (13, 5546660), (14, 5150470), (20, 3605329), (26, 2773330), (28, 2575235), (35, 2060188), (52, 1386665), (65, 1109332), (70, 1030094), (91, 792380), (130, 554666), (140, 515047), (182, 396190), (260, 277333), (364, 198095), (455, 158476), (910, 79238), (1820, 39619)]