81032364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3613}}^1$

素因数の和:3719

約数の個数: 72

約数和(自身を含む): 236789280

約数和(自身を除く): 155756916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 356, 534, 623, 801, 1068, 1246, 1602, 1869, 2492, 3204, 3613, 3738, 5607, 7226, 7476, 10839, 11214, 14452, 21678, 22428, 25291, 32517, 43356, 50582, 65034, 75873, 101164, 130068, 151746, 227619, 303492, 321557, 455238, 643114, 910476, 964671, 1286228, 1929342, 2250899, 2894013, 3858684, 4501798, 5788026, 6752697, 9003596, 11576052, 13505394, 20258091, 27010788, 40516182, 81032364]

約数ペア:

[(1, 81032364), (2, 40516182), (3, 27010788), (4, 20258091), (6, 13505394), (7, 11576052), (9, 9003596), (12, 6752697), (14, 5788026), (18, 4501798), (21, 3858684), (28, 2894013), (36, 2250899), (42, 1929342), (63, 1286228), (84, 964671), (89, 910476), (126, 643114), (178, 455238), (252, 321557), (267, 303492), (356, 227619), (534, 151746), (623, 130068), (801, 101164), (1068, 75873), (1246, 65034), (1602, 50582), (1869, 43356), (2492, 32517), (3204, 25291), (3613, 22428), (3738, 21678), (5607, 14452), (7226, 11214), (7476, 10839)]