81662532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2693}}^1$

素因数の和:2745

約数の個数: 72

約数和(自身を含む): 229916736

約数和(自身を除く): 148254204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 361, 399, 532, 722, 798, 1083, 1444, 1596, 2166, 2527, 2693, 4332, 5054, 5386, 7581, 8079, 10108, 10772, 15162, 16158, 18851, 30324, 32316, 37702, 51167, 56553, 75404, 102334, 113106, 153501, 204668, 226212, 307002, 358169, 614004, 716338, 972173, 1074507, 1432676, 1944346, 2149014, 2916519, 3888692, 4298028, 5833038, 6805211, 11666076, 13610422, 20415633, 27220844, 40831266, 81662532]

約数ペア:

[(1, 81662532), (2, 40831266), (3, 27220844), (4, 20415633), (6, 13610422), (7, 11666076), (12, 6805211), (14, 5833038), (19, 4298028), (21, 3888692), (28, 2916519), (38, 2149014), (42, 1944346), (57, 1432676), (76, 1074507), (84, 972173), (114, 716338), (133, 614004), (228, 358169), (266, 307002), (361, 226212), (399, 204668), (532, 153501), (722, 113106), (798, 102334), (1083, 75404), (1444, 56553), (1596, 51167), (2166, 37702), (2527, 32316), (2693, 30324), (4332, 18851), (5054, 16158), (5386, 15162), (7581, 10772), (8079, 10108)]