78280580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1125

約数の個数: 96

約数和(自身を含む): 205535232

約数和(自身を除く): 127254652

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 1054, 1061, 1085, 1190, 2108, 2122, 2170, 2380, 2635, 3689, 4244, 4340, 5270, 5305, 7378, 7427, 10540, 10610, 14756, 14854, 18037, 18445, 21220, 29708, 32891, 36074, 36890, 37135, 65782, 72148, 73780, 74270, 90185, 126259, 131564, 148540, 164455, 180370, 230237, 252518, 328910, 360740, 460474, 505036, 559147, 631295, 657820, 920948, 1118294, 1151185, 1262590, 2236588, 2302370, 2525180, 2795735, 3914029, 4604740, 5591470, 7828058, 11182940, 15656116, 19570145, 39140290, 78280580]

約数ペア:

[(1, 78280580), (2, 39140290), (4, 19570145), (5, 15656116), (7, 11182940), (10, 7828058), (14, 5591470), (17, 4604740), (20, 3914029), (28, 2795735), (31, 2525180), (34, 2302370), (35, 2236588), (62, 1262590), (68, 1151185), (70, 1118294), (85, 920948), (119, 657820), (124, 631295), (140, 559147), (155, 505036), (170, 460474), (217, 360740), (238, 328910), (310, 252518), (340, 230237), (434, 180370), (476, 164455), (527, 148540), (595, 131564), (620, 126259), (868, 90185), (1054, 74270), (1061, 73780), (1085, 72148), (1190, 65782), (2108, 37135), (2122, 36890), (2170, 36074), (2380, 32891), (2635, 29708), (3689, 21220), (4244, 18445), (4340, 18037), (5270, 14854), (5305, 14756), (7378, 10610), (7427, 10540)]