80713360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11087}}^1$

素因数の和:11120

約数の個数: 80

約数和(自身を含む): 230985216

約数和(自身を除く): 150271856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 11087, 22174, 44348, 55435, 77609, 88696, 110870, 144131, 155218, 177392, 221740, 288262, 310436, 388045, 443480, 576524, 620872, 720655, 776090, 886960, 1008917, 1153048, 1241744, 1441310, 1552180, 2017834, 2306096, 2882620, 3104360, 4035668, 5044585, 5765240, 6208720, 8071336, 10089170, 11530480, 16142672, 20178340, 40356680, 80713360]

約数ペア:

[(1, 80713360), (2, 40356680), (4, 20178340), (5, 16142672), (7, 11530480), (8, 10089170), (10, 8071336), (13, 6208720), (14, 5765240), (16, 5044585), (20, 4035668), (26, 3104360), (28, 2882620), (35, 2306096), (40, 2017834), (52, 1552180), (56, 1441310), (65, 1241744), (70, 1153048), (80, 1008917), (91, 886960), (104, 776090), (112, 720655), (130, 620872), (140, 576524), (182, 443480), (208, 388045), (260, 310436), (280, 288262), (364, 221740), (455, 177392), (520, 155218), (560, 144131), (728, 110870), (910, 88696), (1040, 77609), (1456, 55435), (1820, 44348), (3640, 22174), (7280, 11087)]