51780276

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{101}}^2$

素因数の和:262

約数の個数: 72

約数和(自身を含む): 138472320

約数和(自身を除く): 86692044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 101, 108, 141, 188, 202, 282, 303, 404, 423, 564, 606, 846, 909, 1212, 1269, 1692, 1818, 2538, 2727, 3636, 4747, 5076, 5454, 9494, 10201, 10908, 14241, 18988, 20402, 28482, 30603, 40804, 42723, 56964, 61206, 85446, 91809, 122412, 128169, 170892, 183618, 256338, 275427, 367236, 479447, 512676, 550854, 958894, 1101708, 1438341, 1917788, 2876682, 4315023, 5753364, 8630046, 12945069, 17260092, 25890138, 51780276]

約数ペア:

[(1, 51780276), (2, 25890138), (3, 17260092), (4, 12945069), (6, 8630046), (9, 5753364), (12, 4315023), (18, 2876682), (27, 1917788), (36, 1438341), (47, 1101708), (54, 958894), (94, 550854), (101, 512676), (108, 479447), (141, 367236), (188, 275427), (202, 256338), (282, 183618), (303, 170892), (404, 128169), (423, 122412), (564, 91809), (606, 85446), (846, 61206), (909, 56964), (1212, 42723), (1269, 40804), (1692, 30603), (1818, 28482), (2538, 20402), (2727, 18988), (3636, 14241), (4747, 10908), (5076, 10201), (5454, 9494)]