64335856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6581}}^1$

素因数の和:6649

約数の個数: 40

約数和(自身を含む): 137116224

約数和(自身を除く): 72780368

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 6581, 9776, 13162, 26324, 52648, 85553, 105296, 171106, 309307, 342212, 618614, 684424, 1237228, 1368848, 2474456, 4020991, 4948912, 8041982, 16083964, 32167928, 64335856]

約数ペア:

[(1, 64335856), (2, 32167928), (4, 16083964), (8, 8041982), (13, 4948912), (16, 4020991), (26, 2474456), (47, 1368848), (52, 1237228), (94, 684424), (104, 618614), (188, 342212), (208, 309307), (376, 171106), (611, 105296), (752, 85553), (1222, 52648), (2444, 26324), (4888, 13162), (6581, 9776)]