77728816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 172801440

約数和(自身を除く): 95072624

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 97, 116, 157, 176, 194, 232, 314, 319, 388, 464, 628, 638, 776, 1067, 1256, 1276, 1552, 1727, 2134, 2512, 2552, 2813, 3454, 4268, 4553, 5104, 5626, 6908, 8536, 9106, 11252, 13816, 15229, 17072, 18212, 22504, 27632, 30458, 30943, 36424, 45008, 50083, 60916, 61886, 72848, 100166, 121832, 123772, 167519, 200332, 243664, 247544, 335038, 400664, 441641, 495088, 670076, 801328, 883282, 1340152, 1766564, 2680304, 3533128, 4858051, 7066256, 9716102, 19432204, 38864408, 77728816]

約数ペア:

[(1, 77728816), (2, 38864408), (4, 19432204), (8, 9716102), (11, 7066256), (16, 4858051), (22, 3533128), (29, 2680304), (44, 1766564), (58, 1340152), (88, 883282), (97, 801328), (116, 670076), (157, 495088), (176, 441641), (194, 400664), (232, 335038), (314, 247544), (319, 243664), (388, 200332), (464, 167519), (628, 123772), (638, 121832), (776, 100166), (1067, 72848), (1256, 61886), (1276, 60916), (1552, 50083), (1727, 45008), (2134, 36424), (2512, 30943), (2552, 30458), (2813, 27632), (3454, 22504), (4268, 18212), (4553, 17072), (5104, 15229), (5626, 13816), (6908, 11252), (8536, 9106)]