81416944

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 194291136

約数和(自身を除く): 112874192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 61, 68, 112, 119, 122, 136, 238, 244, 272, 427, 476, 488, 701, 854, 952, 976, 1037, 1402, 1708, 1904, 2074, 2804, 3416, 4148, 4907, 5608, 6832, 7259, 8296, 9814, 11216, 11917, 14518, 16592, 19628, 23834, 29036, 39256, 42761, 47668, 58072, 78512, 83419, 85522, 95336, 116144, 166838, 171044, 190672, 299327, 333676, 342088, 598654, 667352, 684176, 726937, 1197308, 1334704, 1453874, 2394616, 2907748, 4789232, 5088559, 5815496, 10177118, 11630992, 20354236, 40708472, 81416944]

約数ペア:

[(1, 81416944), (2, 40708472), (4, 20354236), (7, 11630992), (8, 10177118), (14, 5815496), (16, 5088559), (17, 4789232), (28, 2907748), (34, 2394616), (56, 1453874), (61, 1334704), (68, 1197308), (112, 726937), (119, 684176), (122, 667352), (136, 598654), (238, 342088), (244, 333676), (272, 299327), (427, 190672), (476, 171044), (488, 166838), (701, 116144), (854, 95336), (952, 85522), (976, 83419), (1037, 78512), (1402, 58072), (1708, 47668), (1904, 42761), (2074, 39256), (2804, 29036), (3416, 23834), (4148, 19628), (4907, 16592), (5608, 14518), (6832, 11917), (7259, 11216), (8296, 9814)]