81367168

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 174732120

約数和(自身を除く): 93364952

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 272, 488, 544, 613, 976, 1037, 1088, 1226, 1952, 2074, 2176, 2452, 3904, 4148, 4904, 7808, 8296, 9808, 10421, 16592, 19616, 20842, 33184, 37393, 39232, 41684, 66368, 74786, 78464, 83368, 132736, 149572, 166736, 299144, 333472, 598288, 635681, 666944, 1196576, 1271362, 1333888, 2393152, 2542724, 4786304, 5085448, 10170896, 20341792, 40683584, 81367168]

約数ペア:

[(1, 81367168), (2, 40683584), (4, 20341792), (8, 10170896), (16, 5085448), (17, 4786304), (32, 2542724), (34, 2393152), (61, 1333888), (64, 1271362), (68, 1196576), (122, 666944), (128, 635681), (136, 598288), (244, 333472), (272, 299144), (488, 166736), (544, 149572), (613, 132736), (976, 83368), (1037, 78464), (1088, 74786), (1226, 66368), (1952, 41684), (2074, 39232), (2176, 37393), (2452, 33184), (3904, 20842), (4148, 19616), (4904, 16592), (7808, 10421), (8296, 9808)]