131851184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 294266880

約数和(自身を除く): 162415696

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 823, 1054, 1178, 1292, 1646, 2108, 2356, 2584, 3292, 4216, 4712, 5168, 6584, 8432, 9424, 10013, 13168, 13991, 15637, 20026, 25513, 27982, 31274, 40052, 51026, 55964, 62548, 80104, 102052, 111928, 125096, 160208, 204104, 223856, 250192, 265829, 408208, 433721, 484747, 531658, 867442, 969494, 1063316, 1734884, 1938988, 2126632, 3469768, 3877976, 4253264, 6939536, 7755952, 8240699, 16481398, 32962796, 65925592, 131851184]

約数ペア:

[(1, 131851184), (2, 65925592), (4, 32962796), (8, 16481398), (16, 8240699), (17, 7755952), (19, 6939536), (31, 4253264), (34, 3877976), (38, 3469768), (62, 2126632), (68, 1938988), (76, 1734884), (124, 1063316), (136, 969494), (152, 867442), (248, 531658), (272, 484747), (304, 433721), (323, 408208), (496, 265829), (527, 250192), (589, 223856), (646, 204104), (823, 160208), (1054, 125096), (1178, 111928), (1292, 102052), (1646, 80104), (2108, 62548), (2356, 55964), (2584, 51026), (3292, 40052), (4216, 31274), (4712, 27982), (5168, 25513), (6584, 20026), (8432, 15637), (9424, 13991), (10013, 13168)]