81637764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 218152704

約数和(自身を除く): 136514940

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 61, 69, 78, 92, 122, 138, 156, 183, 244, 276, 299, 366, 373, 598, 732, 746, 793, 897, 1119, 1196, 1403, 1492, 1586, 1794, 2238, 2379, 2806, 3172, 3588, 4209, 4476, 4758, 4849, 5612, 8418, 8579, 9516, 9698, 14547, 16836, 17158, 18239, 19396, 22753, 25737, 29094, 34316, 36478, 45506, 51474, 54717, 58188, 68259, 72956, 91012, 102948, 109434, 111527, 136518, 218868, 223054, 273036, 295789, 334581, 446108, 523319, 591578, 669162, 887367, 1046638, 1183156, 1338324, 1569957, 1774734, 2093276, 3139914, 3549468, 6279828, 6803147, 13606294, 20409441, 27212588, 40818882, 81637764]

約数ペア:

[(1, 81637764), (2, 40818882), (3, 27212588), (4, 20409441), (6, 13606294), (12, 6803147), (13, 6279828), (23, 3549468), (26, 3139914), (39, 2093276), (46, 1774734), (52, 1569957), (61, 1338324), (69, 1183156), (78, 1046638), (92, 887367), (122, 669162), (138, 591578), (156, 523319), (183, 446108), (244, 334581), (276, 295789), (299, 273036), (366, 223054), (373, 218868), (598, 136518), (732, 111527), (746, 109434), (793, 102948), (897, 91012), (1119, 72956), (1196, 68259), (1403, 58188), (1492, 54717), (1586, 51474), (1794, 45506), (2238, 36478), (2379, 34316), (2806, 29094), (3172, 25737), (3588, 22753), (4209, 19396), (4476, 18239), (4758, 17158), (4849, 16836), (5612, 14547), (8418, 9698), (8579, 9516)]