72739328

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 157550184

約数和(自身を除く): 84810856

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 137, 244, 256, 272, 274, 488, 512, 544, 548, 976, 1037, 1088, 1096, 1952, 2074, 2176, 2192, 2329, 3904, 4148, 4352, 4384, 4658, 7808, 8296, 8357, 8704, 8768, 9316, 15616, 16592, 16714, 17536, 18632, 31232, 33184, 33428, 35072, 37264, 66368, 66856, 70144, 74528, 132736, 133712, 142069, 149056, 265472, 267424, 284138, 298112, 530944, 534848, 568276, 596224, 1069696, 1136552, 1192448, 2139392, 2273104, 4278784, 4546208, 9092416, 18184832, 36369664, 72739328]

約数ペア:

[(1, 72739328), (2, 36369664), (4, 18184832), (8, 9092416), (16, 4546208), (17, 4278784), (32, 2273104), (34, 2139392), (61, 1192448), (64, 1136552), (68, 1069696), (122, 596224), (128, 568276), (136, 534848), (137, 530944), (244, 298112), (256, 284138), (272, 267424), (274, 265472), (488, 149056), (512, 142069), (544, 133712), (548, 132736), (976, 74528), (1037, 70144), (1088, 66856), (1096, 66368), (1952, 37264), (2074, 35072), (2176, 33428), (2192, 33184), (2329, 31232), (3904, 18632), (4148, 17536), (4352, 16714), (4384, 16592), (4658, 15616), (7808, 9316), (8296, 8768), (8357, 8704)]