80105688

素因数分解:

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

素因数の和:170

約数の個数: 144

約数和(自身を含む): 247862160

約数和(自身を除く): 167756472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 61, 69, 72, 78, 92, 104, 117, 122, 138, 156, 183, 184, 207, 234, 244, 276, 299, 312, 366, 414, 468, 488, 549, 552, 598, 732, 793, 828, 897, 936, 1098, 1196, 1403, 1464, 1586, 1656, 1794, 2196, 2379, 2392, 2691, 2806, 3172, 3588, 3721, 4209, 4392, 4758, 5382, 5612, 6344, 7137, 7176, 7442, 8418, 9516, 10764, 11163, 11224, 12627, 14274, 14884, 16836, 18239, 19032, 21528, 22326, 25254, 28548, 29768, 33489, 33672, 36478, 44652, 48373, 50508, 54717, 57096, 66978, 72956, 85583, 89304, 96746, 101016, 109434, 133956, 145119, 145912, 164151, 171166, 193492, 218868, 256749, 267912, 290238, 328302, 342332, 386984, 435357, 437736, 513498, 580476, 656604, 684664, 770247, 870714, 1026996, 1112579, 1160952, 1313208, 1540494, 1741428, 2053992, 2225158, 3080988, 3337737, 3482856, 4450316, 6161976, 6675474, 8900632, 10013211, 13350948, 20026422, 26701896, 40052844, 80105688]

約数ペア:

[(1, 80105688), (2, 40052844), (3, 26701896), (4, 20026422), (6, 13350948), (8, 10013211), (9, 8900632), (12, 6675474), (13, 6161976), (18, 4450316), (23, 3482856), (24, 3337737), (26, 3080988), (36, 2225158), (39, 2053992), (46, 1741428), (52, 1540494), (61, 1313208), (69, 1160952), (72, 1112579), (78, 1026996), (92, 870714), (104, 770247), (117, 684664), (122, 656604), (138, 580476), (156, 513498), (183, 437736), (184, 435357), (207, 386984), (234, 342332), (244, 328302), (276, 290238), (299, 267912), (312, 256749), (366, 218868), (414, 193492), (468, 171166), (488, 164151), (549, 145912), (552, 145119), (598, 133956), (732, 109434), (793, 101016), (828, 96746), (897, 89304), (936, 85583), (1098, 72956), (1196, 66978), (1403, 57096), (1464, 54717), (1586, 50508), (1656, 48373), (1794, 44652), (2196, 36478), (2379, 33672), (2392, 33489), (2691, 29768), (2806, 28548), (3172, 25254), (3588, 22326), (3721, 21528), (4209, 19032), (4392, 18239), (4758, 16836), (5382, 14884), (5612, 14274), (6344, 12627), (7137, 11224), (7176, 11163), (7442, 10764), (8418, 9516)]