81108496

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 194987520

約数和(自身を除く): 113879024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 41, 56, 68, 82, 112, 119, 136, 164, 238, 272, 287, 328, 476, 574, 656, 697, 952, 1039, 1148, 1394, 1904, 2078, 2296, 2788, 4156, 4592, 4879, 5576, 7273, 8312, 9758, 11152, 14546, 16624, 17663, 19516, 29092, 35326, 39032, 42599, 58184, 70652, 78064, 85198, 116368, 123641, 141304, 170396, 247282, 282608, 298193, 340792, 494564, 596386, 681584, 724183, 989128, 1192772, 1448366, 1978256, 2385544, 2896732, 4771088, 5069281, 5793464, 10138562, 11586928, 20277124, 40554248, 81108496]

約数ペア:

[(1, 81108496), (2, 40554248), (4, 20277124), (7, 11586928), (8, 10138562), (14, 5793464), (16, 5069281), (17, 4771088), (28, 2896732), (34, 2385544), (41, 1978256), (56, 1448366), (68, 1192772), (82, 989128), (112, 724183), (119, 681584), (136, 596386), (164, 494564), (238, 340792), (272, 298193), (287, 282608), (328, 247282), (476, 170396), (574, 141304), (656, 123641), (697, 116368), (952, 85198), (1039, 78064), (1148, 70652), (1394, 58184), (1904, 42599), (2078, 39032), (2296, 35326), (2788, 29092), (4156, 19516), (4592, 17663), (4879, 16624), (5576, 14546), (7273, 11152), (8312, 9758)]