869218480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6581}}^1$

素因数の和:6734

約数の個数: 80

約数和(自身を含む): 2193859584

約数和(自身を除く): 1324641104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2540, 3302, 5080, 6581, 6604, 8255, 10160, 13162, 13208, 16510, 26324, 26416, 32905, 33020, 52648, 65810, 66040, 85553, 105296, 131620, 132080, 171106, 263240, 342212, 427765, 526480, 684424, 835787, 855530, 1368848, 1671574, 1711060, 3343148, 3422120, 4178935, 6686296, 6844240, 8357870, 10865231, 13372592, 16715740, 21730462, 33431480, 43460924, 54326155, 66862960, 86921848, 108652310, 173843696, 217304620, 434609240, 869218480]

約数ペア:

[(1, 869218480), (2, 434609240), (4, 217304620), (5, 173843696), (8, 108652310), (10, 86921848), (13, 66862960), (16, 54326155), (20, 43460924), (26, 33431480), (40, 21730462), (52, 16715740), (65, 13372592), (80, 10865231), (104, 8357870), (127, 6844240), (130, 6686296), (208, 4178935), (254, 3422120), (260, 3343148), (508, 1711060), (520, 1671574), (635, 1368848), (1016, 855530), (1040, 835787), (1270, 684424), (1651, 526480), (2032, 427765), (2540, 342212), (3302, 263240), (5080, 171106), (6581, 132080), (6604, 131620), (8255, 105296), (10160, 85553), (13162, 66040), (13208, 65810), (16510, 52648), (26324, 33020), (26416, 32905)]