72884656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 161552160

約数和(自身を除く): 88667504

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 43, 52, 58, 86, 104, 116, 172, 208, 232, 281, 344, 377, 464, 559, 562, 688, 754, 1118, 1124, 1247, 1508, 2236, 2248, 2494, 3016, 3653, 4472, 4496, 4988, 6032, 7306, 8149, 8944, 9976, 12083, 14612, 16211, 16298, 19952, 24166, 29224, 32422, 32596, 48332, 58448, 64844, 65192, 96664, 105937, 129688, 130384, 157079, 193328, 211874, 259376, 314158, 350407, 423748, 628316, 700814, 847496, 1256632, 1401628, 1694992, 2513264, 2803256, 4555291, 5606512, 9110582, 18221164, 36442328, 72884656]

約数ペア:

[(1, 72884656), (2, 36442328), (4, 18221164), (8, 9110582), (13, 5606512), (16, 4555291), (26, 2803256), (29, 2513264), (43, 1694992), (52, 1401628), (58, 1256632), (86, 847496), (104, 700814), (116, 628316), (172, 423748), (208, 350407), (232, 314158), (281, 259376), (344, 211874), (377, 193328), (464, 157079), (559, 130384), (562, 129688), (688, 105937), (754, 96664), (1118, 65192), (1124, 64844), (1247, 58448), (1508, 48332), (2236, 32596), (2248, 32422), (2494, 29224), (3016, 24166), (3653, 19952), (4472, 16298), (4496, 16211), (4988, 14612), (6032, 12083), (7306, 9976), (8149, 8944)]