129394750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{27241}}^1$

素因数の和:27277

約数の個数: 32

約数和(自身を含む): 254985120

約数和(自身を除く): 125590370

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 27241, 54482, 136205, 272410, 517579, 681025, 1035158, 1362050, 2587895, 3405125, 5175790, 6810250, 12939475, 25878950, 64697375, 129394750]

約数ペア:

[(1, 129394750), (2, 64697375), (5, 25878950), (10, 12939475), (19, 6810250), (25, 5175790), (38, 3405125), (50, 2587895), (95, 1362050), (125, 1035158), (190, 681025), (250, 517579), (475, 272410), (950, 136205), (2375, 54482), (4750, 27241)]