78427136

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 88

約数和(自身を含む): 171948000

約数和(自身を除く): 93520864

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 139, 152, 232, 256, 278, 304, 464, 512, 551, 556, 608, 928, 1024, 1102, 1112, 1216, 1856, 2204, 2224, 2432, 2641, 3712, 4031, 4408, 4448, 4864, 5282, 7424, 8062, 8816, 8896, 9728, 10564, 14848, 16124, 17632, 17792, 19456, 21128, 29696, 32248, 35264, 35584, 42256, 64496, 70528, 71168, 76589, 84512, 128992, 141056, 142336, 153178, 169024, 257984, 282112, 306356, 338048, 515968, 564224, 612712, 676096, 1031936, 1225424, 1352192, 2063872, 2450848, 2704384, 4127744, 4901696, 9803392, 19606784, 39213568, 78427136]

約数ペア:

[(1, 78427136), (2, 39213568), (4, 19606784), (8, 9803392), (16, 4901696), (19, 4127744), (29, 2704384), (32, 2450848), (38, 2063872), (58, 1352192), (64, 1225424), (76, 1031936), (116, 676096), (128, 612712), (139, 564224), (152, 515968), (232, 338048), (256, 306356), (278, 282112), (304, 257984), (464, 169024), (512, 153178), (551, 142336), (556, 141056), (608, 128992), (928, 84512), (1024, 76589), (1102, 71168), (1112, 70528), (1216, 64496), (1856, 42256), (2204, 35584), (2224, 35264), (2432, 32248), (2641, 29696), (3712, 21128), (4031, 19456), (4408, 17792), (4448, 17632), (4864, 16124), (5282, 14848), (7424, 10564), (8062, 9728), (8816, 8896)]