158766128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1066

約数の個数: 80

約数和(自身を含む): 354263040

約数和(自身を除く): 195496912

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, 991, 1054, 1178, 1292, 1982, 2108, 2356, 2584, 3964, 4216, 4712, 5168, 7928, 8432, 9424, 10013, 15856, 16847, 18829, 20026, 30721, 33694, 37658, 40052, 61442, 67388, 75316, 80104, 122884, 134776, 150632, 160208, 245768, 269552, 301264, 320093, 491536, 522257, 583699, 640186, 1044514, 1167398, 1280372, 2089028, 2334796, 2560744, 4178056, 4669592, 5121488, 8356112, 9339184, 9922883, 19845766, 39691532, 79383064, 158766128]

約数ペア:

[(1, 158766128), (2, 79383064), (4, 39691532), (8, 19845766), (16, 9922883), (17, 9339184), (19, 8356112), (31, 5121488), (34, 4669592), (38, 4178056), (62, 2560744), (68, 2334796), (76, 2089028), (124, 1280372), (136, 1167398), (152, 1044514), (248, 640186), (272, 583699), (304, 522257), (323, 491536), (496, 320093), (527, 301264), (589, 269552), (646, 245768), (991, 160208), (1054, 150632), (1178, 134776), (1292, 122884), (1982, 80104), (2108, 75316), (2356, 67388), (2584, 61442), (3964, 40052), (4216, 37658), (4712, 33694), (5168, 30721), (7928, 20026), (8432, 18829), (9424, 16847), (10013, 15856)]