77311780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 202196736

約数和(自身を除く): 124884956

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 107, 130, 140, 182, 214, 260, 364, 397, 428, 455, 535, 749, 794, 910, 1070, 1391, 1498, 1588, 1820, 1985, 2140, 2779, 2782, 2996, 3745, 3970, 5161, 5558, 5564, 6955, 7490, 7940, 9737, 10322, 11116, 13895, 13910, 14980, 19474, 20644, 25805, 27790, 27820, 36127, 38948, 42479, 48685, 51610, 55580, 72254, 84958, 97370, 103220, 144508, 169916, 180635, 194740, 212395, 297353, 361270, 424790, 552227, 594706, 722540, 849580, 1104454, 1189412, 1486765, 2208908, 2761135, 2973530, 3865589, 5522270, 5947060, 7731178, 11044540, 15462356, 19327945, 38655890, 77311780]

約数ペア:

[(1, 77311780), (2, 38655890), (4, 19327945), (5, 15462356), (7, 11044540), (10, 7731178), (13, 5947060), (14, 5522270), (20, 3865589), (26, 2973530), (28, 2761135), (35, 2208908), (52, 1486765), (65, 1189412), (70, 1104454), (91, 849580), (107, 722540), (130, 594706), (140, 552227), (182, 424790), (214, 361270), (260, 297353), (364, 212395), (397, 194740), (428, 180635), (455, 169916), (535, 144508), (749, 103220), (794, 97370), (910, 84958), (1070, 72254), (1391, 55580), (1498, 51610), (1588, 48685), (1820, 42479), (1985, 38948), (2140, 36127), (2779, 27820), (2782, 27790), (2996, 25805), (3745, 20644), (3970, 19474), (5161, 14980), (5558, 13910), (5564, 13895), (6955, 11116), (7490, 10322), (7940, 9737)]