81002656

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6823}}^1$

素因数の和:6893

約数の個数: 48

約数和(自身を含む): 185721984

約数和(自身を除く): 104719328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1696, 2968, 5936, 6823, 11872, 13646, 27292, 47761, 54584, 95522, 109168, 191044, 218336, 361619, 382088, 723238, 764176, 1446476, 1528352, 2531333, 2892952, 5062666, 5785904, 10125332, 11571808, 20250664, 40501328, 81002656]

約数ペア:

[(1, 81002656), (2, 40501328), (4, 20250664), (7, 11571808), (8, 10125332), (14, 5785904), (16, 5062666), (28, 2892952), (32, 2531333), (53, 1528352), (56, 1446476), (106, 764176), (112, 723238), (212, 382088), (224, 361619), (371, 218336), (424, 191044), (742, 109168), (848, 95522), (1484, 54584), (1696, 47761), (2968, 27292), (5936, 13646), (6823, 11872)]