81158792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 181863360

約数和(自身を除く): 100704568

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 61, 88, 104, 122, 143, 244, 286, 488, 572, 671, 793, 1144, 1163, 1342, 1586, 2326, 2684, 3172, 4652, 5368, 6344, 8723, 9304, 12793, 15119, 17446, 25586, 30238, 34892, 51172, 60476, 69784, 70943, 102344, 120952, 141886, 166309, 283772, 332618, 567544, 665236, 780373, 922259, 1330472, 1560746, 1844518, 3121492, 3689036, 6242984, 7378072, 10144849, 20289698, 40579396, 81158792]

約数ペア:

[(1, 81158792), (2, 40579396), (4, 20289698), (8, 10144849), (11, 7378072), (13, 6242984), (22, 3689036), (26, 3121492), (44, 1844518), (52, 1560746), (61, 1330472), (88, 922259), (104, 780373), (122, 665236), (143, 567544), (244, 332618), (286, 283772), (488, 166309), (572, 141886), (671, 120952), (793, 102344), (1144, 70943), (1163, 69784), (1342, 60476), (1586, 51172), (2326, 34892), (2684, 30238), (3172, 25586), (4652, 17446), (5368, 15119), (6344, 12793), (8723, 9304)]