78951808

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 64

約数和(自身を含む): 179413920

約数和(自身を除く): 100462112

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1664, 1768, 2176, 2791, 3536, 5582, 7072, 11164, 14144, 22328, 28288, 36283, 44656, 47447, 72566, 89312, 94894, 145132, 178624, 189788, 290264, 357248, 379576, 580528, 616811, 759152, 1161056, 1233622, 1518304, 2322112, 2467244, 3036608, 4644224, 4934488, 6073216, 9868976, 19737952, 39475904, 78951808]

約数ペア:

[(1, 78951808), (2, 39475904), (4, 19737952), (8, 9868976), (13, 6073216), (16, 4934488), (17, 4644224), (26, 3036608), (32, 2467244), (34, 2322112), (52, 1518304), (64, 1233622), (68, 1161056), (104, 759152), (128, 616811), (136, 580528), (208, 379576), (221, 357248), (272, 290264), (416, 189788), (442, 178624), (544, 145132), (832, 94894), (884, 89312), (1088, 72566), (1664, 47447), (1768, 44656), (2176, 36283), (2791, 28288), (3536, 22328), (5582, 14144), (7072, 11164)]