78069904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 174988800

約数和(自身を除く): 96918896

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 41, 44, 62, 82, 88, 124, 164, 176, 248, 328, 341, 349, 451, 496, 656, 682, 698, 902, 1271, 1364, 1396, 1804, 2542, 2728, 2792, 3608, 3839, 5084, 5456, 5584, 7216, 7678, 10168, 10819, 13981, 14309, 15356, 20336, 21638, 27962, 28618, 30712, 43276, 55924, 57236, 61424, 86552, 111848, 114472, 119009, 157399, 173104, 223696, 228944, 238018, 314798, 443579, 476036, 629596, 887158, 952072, 1259192, 1774316, 1904144, 2518384, 3548632, 4879369, 7097264, 9758738, 19517476, 39034952, 78069904]

約数ペア:

[(1, 78069904), (2, 39034952), (4, 19517476), (8, 9758738), (11, 7097264), (16, 4879369), (22, 3548632), (31, 2518384), (41, 1904144), (44, 1774316), (62, 1259192), (82, 952072), (88, 887158), (124, 629596), (164, 476036), (176, 443579), (248, 314798), (328, 238018), (341, 228944), (349, 223696), (451, 173104), (496, 157399), (656, 119009), (682, 114472), (698, 111848), (902, 86552), (1271, 61424), (1364, 57236), (1396, 55924), (1804, 43276), (2542, 30712), (2728, 28618), (2792, 27962), (3608, 21638), (3839, 20336), (5084, 15356), (5456, 14309), (5584, 13981), (7216, 10819), (7678, 10168)]