78765526

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 149713920

約数和(自身を除く): 70948394

約数列:

[1, 2, 7, 14, 19, 37, 38, 53, 74, 106, 133, 151, 259, 266, 302, 371, 518, 703, 742, 1007, 1057, 1406, 1961, 2014, 2114, 2869, 3922, 4921, 5587, 5738, 7049, 8003, 9842, 11174, 13727, 14098, 16006, 20083, 27454, 37259, 39109, 40166, 56021, 74518, 78218, 106153, 112042, 152057, 212306, 260813, 296111, 304114, 521626, 592222, 743071, 1064399, 1486142, 2072777, 2128798, 4145554, 5626109, 11252218, 39382763, 78765526]

約数ペア:

[(1, 78765526), (2, 39382763), (7, 11252218), (14, 5626109), (19, 4145554), (37, 2128798), (38, 2072777), (53, 1486142), (74, 1064399), (106, 743071), (133, 592222), (151, 521626), (259, 304114), (266, 296111), (302, 260813), (371, 212306), (518, 152057), (703, 112042), (742, 106153), (1007, 78218), (1057, 74518), (1406, 56021), (1961, 40166), (2014, 39109), (2114, 37259), (2869, 27454), (3922, 20083), (4921, 16006), (5587, 14098), (5738, 13727), (7049, 11174), (8003, 9842)]